Saweetie knows that means it's «Shot O' Clock!» The «Best Friend» rapper released two new tracks on Friday: the party anthem «Shot O' Clock» and a collab with YG and Tyga titled «Birthday.»«I think 'Birthday' is like, the pregame, and 'Shot O' Clock' is the party, you know?» Saweetie told ET's Denny Directo when he exclusively joined her on the glamorous set of the «Shot O' Clock» music video.«When me and my homegirls, my family, my friends are turning up, we always like, 'Shot o' clock!'» she said of the inspiration for the track. "[I knew] we needed a shot o'clock anthem.«The song may be about partying hard, but the luxurious music video is all about elegance.»It's just the ode to old Hollywood," Saweetie explained.