After Rihanna performed a handful of tracks from her 2016 album 'Anti' on Saturday, Dec. 28, Justin Bieber shared an Instagram Story about how he "missed" seeing her perform.

Justin Bieber is encouraging his longtime friend Rihanna to sing again. The two musicians were at the height of their fame during the early 2010s and shared many fun moments together, and while the pair decided to take a hiatus from musical projects,

Justin Bieber is just as bummed as fans are that he didn't get to see Rihanna‘s latest impromptu performance. Over the weekend, RiRi made a pitstop at Manhattan's Girls Love Karaoke, where she took over the stage to perform "Needed Me" and "Sex With Me" from her 2016 album Anti.