Jo Kwon
"Pitapat" () was released on July 12, 2013 as Bestie's debut single. It was composed by Super Changddai with production by Will Simms and Tom Havelock. The song's music video, which features comedian Yoo Se-yoon and 2AM's Jo Kwon, has been noted for its "fanservice shots" and "flirty" choreography. Corynn Smith of MTV K gave the track a positive review, calling it "ear-worm-y" and highlighted its production team.