diff --git a/Yep/Services/YepService.swift b/Yep/Services/YepService.swift
index 71887f1d..c2274b02 100644
--- a/Yep/Services/YepService.swift
+++ b/Yep/Services/YepService.swift
@@ -1456,7 +1456,6 @@ func joinGroup(groupID groupID: String, failureHandler: ((Reason, String?) -> Vo
     }
 }
 
-
 func leaveGroup(groupID groupID: String, failureHandler: ((Reason, String?) -> Void)?, completion: () -> Void) {
     
     let parse: JSONDictionary -> Void? = { data in
@@ -1472,6 +1471,25 @@ func leaveGroup(groupID groupID: String, failureHandler: ((Reason, String?) -> V
     }
 }
 
+func meIsMemberOfGroup(groupID groupID: String, failureHandler: ((Reason, String?) -> Void)?, completion: (Bool) -> Void) {
+
+    let parse: JSONDictionary -> Bool? = { data in
+
+        guard let isMember = data["exist"] as? Bool else {
+            return nil
+        }
+
+        return isMember
+    }
+
+    let resource = authJsonResource(path: "/api/v2/circles/\(groupID)/check_me_exist", method: .GET, requestParameters: [:], parse: parse)
+
+    if let failureHandler = failureHandler {
+        apiRequest({_ in}, baseURL: baseURL, resource: resource, failure: failureHandler, completion: completion)
+    } else {
+        apiRequest({_ in}, baseURL: baseURL, resource: resource, failure: defaultFailureHandler, completion: completion)
+    }
+}
 
 func headGroups(failureHandler failureHandler: ((Reason, String?) -> Void)?, completion: JSONDictionary -> Void) {
     let requestParameters = [
diff --git a/Yep/ViewControllers/Conversation/ConversationViewController.swift b/Yep/ViewControllers/Conversation/ConversationViewController.swift
index 9769040d..1a8a0afb 100644
--- a/Yep/ViewControllers/Conversation/ConversationViewController.swift
+++ b/Yep/ViewControllers/Conversation/ConversationViewController.swift
@@ -798,55 +798,63 @@ class ConversationViewController: BaseViewController {
             break
         }
 
-        delay(1) { [weak self] in
+        if let group = conversation.withGroup {
 
-            guard self?.conversation.withGroup != nil else {
-                return
-            }
+            let groupID = group.groupID
 
-            self?.subscribeView.subscribeAction = { [weak self] in
-                if let groupID = self?.conversation.withGroup?.groupID {
-                    joinGroup(groupID: groupID, failureHandler: nil, completion: {
-                        println("subscribe OK")
+            meIsMemberOfGroup(groupID: groupID, failureHandler: nil, completion: { meIsMember in
 
-                        dispatch_async(dispatch_get_main_queue()) { [weak self] in
-                            if let strongSelf = self {
-                                let _ = try? strongSelf.realm.write {
-                                    strongSelf.conversation.withGroup?.includeMe = true
+                println("meIsMember: \(meIsMember)")
+
+                guard !meIsMember else {
+                    return
+                }
+
+                delay(1) { [weak self] in
+
+                    self?.subscribeView.subscribeAction = { [weak self] in
+                        joinGroup(groupID: groupID, failureHandler: nil, completion: {
+                            println("subscribe OK")
+
+                            dispatch_async(dispatch_get_main_queue()) { [weak self] in
+                                if let strongSelf = self {
+                                    let _ = try? strongSelf.realm.write {
+                                        strongSelf.conversation.withGroup?.includeMe = true
+                                    }
                                 }
                             }
+                        })
+                    }
+
+                    self?.subscribeView.showWithChangeAction = { [weak self] in
+                        if let strongSelf = self {
+
+                            let bottom = strongSelf.view.bounds.height - strongSelf.messageToolbar.frame.origin.y + SubscribeView.height
+
+                            let newContentOffsetY = strongSelf.conversationCollectionView.contentSize.height - strongSelf.messageToolbar.frame.origin.y + SubscribeView.height
+
+                            self?.tryUpdateConversationCollectionViewWith(newContentInsetBottom: bottom, newContentOffsetY: newContentOffsetY)
+
+                            self?.isSubscribeViewShowing = true
                         }
-                    })
+                    }
+
+                    self?.subscribeView.hideWithChangeAction = { [weak self] in
+                        if let strongSelf = self {
+
+                            let bottom = strongSelf.view.bounds.height - strongSelf.messageToolbar.frame.origin.y
+
+                            let newContentOffsetY = strongSelf.conversationCollectionView.contentSize.height - strongSelf.messageToolbar.frame.origin.y
+                            
+                            self?.tryUpdateConversationCollectionViewWith(newContentInsetBottom: bottom, newContentOffsetY: newContentOffsetY)
+                            
+                            self?.isSubscribeViewShowing = false
+                        }
+                    }
+                    
+                    self?.subscribeView.show()
                 }
-            }
-
-            self?.subscribeView.showWithChangeAction = { [weak self] in
-                if let strongSelf = self {
-
-                    let bottom = strongSelf.view.bounds.height - strongSelf.messageToolbar.frame.origin.y + SubscribeView.height
-
-                    let newContentOffsetY = strongSelf.conversationCollectionView.contentSize.height - strongSelf.messageToolbar.frame.origin.y + SubscribeView.height
-
-                    self?.tryUpdateConversationCollectionViewWith(newContentInsetBottom: bottom, newContentOffsetY: newContentOffsetY)
-
-                    self?.isSubscribeViewShowing = true
-                }
-            }
-
-            self?.subscribeView.hideWithChangeAction = { [weak self] in
-                if let strongSelf = self {
-
-                    let bottom = strongSelf.view.bounds.height - strongSelf.messageToolbar.frame.origin.y
-
-                    let newContentOffsetY = strongSelf.conversationCollectionView.contentSize.height - strongSelf.messageToolbar.frame.origin.y
-
-                    self?.tryUpdateConversationCollectionViewWith(newContentInsetBottom: bottom, newContentOffsetY: newContentOffsetY)
-
-                    self?.isSubscribeViewShowing = false
-                }
-            }
-
-            self?.subscribeView.show()
+            })
         }
     }