[Galaxy S II Q&A, Help & Troubleshooting] KingOfDope:
here is a logcat:

11-04 12:28:37.640 I/SELinuxMMAC(2205): package (com.snapchat.android) installed with seinfo=default

11-04 12:29:00.910 I/ActivityManager(2205): START u0 {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.snapchat.android/.LandingPageActivity bnds=[14,488][97,581]} from pid 2659

11-04 12:29:00.945 I/ActivityManager(2205): Start proc com.snapchat.android for activity com.snapchat.android/.LandingPageActivity: pid=3532 uid=10059 gids={50059, 3003, 1015, 1023, 1006, 1028}

11-04 12:45:50.348 I/ActivityManager(2205): START u0 {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.snapchat.android/.LandingPageActivity bnds=[14,488][97,581]} from pid 2659

11-04 12:48:32.813 I/ActivityManager(2205): Force stopping package com.snapchat.android appid=10059 user=0

11-04 12:48:32.818 I/ActivityManager(2205): Killing proc 3532:com.snapchat.android/u0a10059: force stop com.snapchat.android

11-04 12:48:32.818 W/ActivityManager(2205): Force removing ActivityRecord{42289c58 u0 com.snapchat.android/.LandingPageActivity}: app died, no saved state

11-04 12:48:32.933 W/WindowManager(2205): This window was lost: Window{422a0a60 u0 com.snapchat.android/com.snapchat.android.LandingPageActivity}

11-04 12:48:32.933 W/WindowManager(2205): mOwnerUid=10059 mShowToOwnerOnly=true package=com.snapchat.android appop=NONE

11-04 12:48:32.933 W/WindowManager(2205): mToken=AppWindowToken{42460ca0 token=Token{42297200 ActivityRecord{42289c58 u0 com.snapchat.android/.LandingPageActivity}}}

11-04 12:48:32.933 W/WindowManager(2205): mRootToken=AppWindowToken{42460ca0 token=Token{42297200 ActivityRecord{42289c58 u0 com.snapchat.android/.LandingPageActivity}}}

11-04 12:48:32.933 W/WindowManager(2205): mAppToken=AppWindowToken{42460ca0 token=Token{42297200 ActivityRecord{42289c58 u0 com.snapchat.android/.LandingPageActivity}}}

11-04 12:48:32.933 W/WindowManager(2205): WindowStateAnimator{426e3fe0 com.snapchat.android/com.snapchat.android.LandingPageActivity}:

11-04 12:48:32.933 W/WindowManager(2205): mSurface=Surface(name=com.snapchat.android/com.snapchat.android.LandingPageActivity)

11-04 12:48:32.973 I/WindowState(2205): WIN DEATH: Window{422a0a60 u0 com.snapchat.android/com.snapchat.android.LandingPageActivity}

11-04 20:12:21.348 I/ActivityManager(2205): START u0 {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.snapchat.android/.LandingPageActivity bnds=[14,488][97,581]} from pid 2659

11-04 20:12:21.568 I/ActivityManager(2205): Start proc com.snapchat.android for activity com.snapchat.android/.LandingPageActivity: pid=10321 uid=10059 gids={50059, 3003, 1015, 1023, 1006, 1028}

11-04 20:12:30.378 D/dalvikvm(10321): Trying to load lib /data/app-lib/com.snapchat.android-1/libphotoeffect.so 0x421b7430

11-04 20:12:30.383 D/dalvikvm(10321): Added shared lib /data/app-lib/com.snapchat.android-1/libphotoeffect.so 0x421b7430

11-04 20:12:59.663 W/GTalkService(2560): [DataMsgMgr] broadcast intent callback: result=CANCELLED forIntent { act=com.google.android.c2dm.intent.RECEIVE pkg=com.snapchat.android (has extras) }

11-04 20:33:32.603 I/ActivityManager(2205): START u0 {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.snapchat.android/.LandingPageActivity bnds=[14,488][97,581]} from pid 2659

11-04 20:33:33.828 I/ActivityManager(2205): Displayed com.snapchat.android/.LandingPageActivity: +1s208ms

11-04 20:34:07.863 W/GTalkService(2560): [DataMsgMgr] broadcast intent callback: result=CANCELLED forIntent { act=com.google.android.c2dm.intent.RECEIVE pkg=com.snapchat.android (has extras) }

11-04 20:34:45.113 W/GTalkService(2560): [DataMsgMgr] broadcast intent callback: result=CANCELLED forIntent { act=com.google.android.c2dm.intent.RECEIVE pkg=com.snapchat.android (has extras) }

11-04 20:42:49.003 W/GTalkService(2560): [DataMsgMgr] broadcast intent callback: result=CANCELLED forIntent { act=com.google.android.c2dm.intent.RECEIVE pkg=com.snapchat.android (has extras) }

11-04 20:46:44.743 I/InputDispatcher(2205): Application is not responding: Window{4234ace0 u0 com.snapchat.android/com.snapchat.android.LandingPageActivity}. It has been 5005.2ms since event, 5004.7ms since wait started. Reason: Waiting because the touched window has not finished processing the input events that were previously delivered to it.

11-04 20:46:44.743 I/WindowManager(2205): Input event dispatching timed out sending to com.snapchat.android/com.snapchat.android.LandingPageActivity

11-04 20:46:46.078 E/ActivityManager(2205): ANR in com.snapchat.android (com.snapchat.android/.LandingPageActivity)

11-04 20:46:46.078 E/ActivityManager(2205): 6.8% 10321/com.snapchat.android: 5.2% user + 1.6% kernel / faults: 197 minor

11-04 20:46:46.078 E/ActivityManager(2205): 1.3% 10321/com.snapchat.android: 0% user + 1.3% kernel

11-04 20:46:46.198 I/DEBUG (1850): pid: 10321, tid: 10321, name: napchat.android >>> com.snapchat.android <<<

11-04 20:46:48.353 W/ActivityManager(2205): Force finishing activity com.snapchat.android/.LandingPageActivity

11-04 20:46:48.378 W/ActivityManager(2205): Force finishing activity com.snapchat.android/.LandingPageActivity

11-04 20:46:48.378 W/ActivityManager(2205): Duplicate finish request for ActivityRecord{422d6ed0 u0 com.snapchat.android/.LandingPageActivity}

11-04 20:46:48.543 W/InputDispatcher(2205): channel '4234ace0 com.snapchat.android/com.snapchat.android.LandingPageActivity (server)' ~ Consumer closed input channel or an error occurred. events=0xd

11-04 20:46:48.543 E/InputDispatcher(2205): channel '4234ace0 com.snapchat.android/com.snapchat.android.LandingPageActivity (server)' ~ Channel is unrecoverably broken and will be disposed!

11-04 20:46:48.548 I/ActivityManager(2205): Process com.snapchat.android (pid 10321) has died.

11-04 20:46:48.553 W/InputDispatcher(2205): Attempted to unregister already unregistered input channel '4234ace0 com.snapchat.android/com.snapchat.android.LandingPageActivity (server)'

11-04 20:46:48.553 I/WindowState(2205): WIN DEATH: Window{4234ace0 u0 com.snapchat.android/com.snapchat.android.LandingPageActivity}