Justin Timberlake and Beyonce dancing Single Ladies How can Beyonce keep a straight face? Justin is hysterical! 2013-08-18 19:00:00 - Music Video More Posts 15 Psychological Facts That Will Blow Your Mind Coronavirus 09-02 | More then 40.000 cases, 908 dead Have You Read This? | What The Banks Have Planned! What If Time Travel Was Possible? Italy | 4K | 60 Minutes Relaxation