Due to technical issues, Carey wasn’t able to hear her backing vocals and the result was an awkward, stilted performance.

After an awkward performance plagued by audio issues at 2013’s Jingle Ball, Gomez was caught on camera loudly dropping the F-bomb on stage.

Related article: 24 Of The Biggest Celebrity Scandals That Rocked 2017

In 2012, Bieber kicked off his Believe tour in Arizona and threw upon stage after drinking too much milk before the performance.

During a 2011 performance in Houston, Gaga tried to stand on her piano and piano chair, only to fall mid-performance.

Related article: People Are Petitioning For Matt Damon’s Cameo To Be Cut From “Ocean’s 8”

Simpson’s 2004 Saturday Night Live performance went down in infamy. When the vocals for the wrong song started playing, Simpson did an awkward hoedown before walking off the stage.

Simpson never quite recovered from the SNL performance. In 2005, the singer was booed after her performance at the Orange Bowl.

During a 2008 performance of “I Kissed a Girl,” Perry dived into a giant cake, only to flail awkwardly and then slip on stage.

Related article: The Celebrity Feud Everyone Was Talking About The Year You Were Born

When Spears performed “Gimme More” at the 2007 Video Music Awards, it was supposed to be a comeback, but it was painfully awkward.

In 2004, Janet Jackson and Justin Timberlake’s Super Bowl performance became infamous when a “wardrobe malfunction” left Jackson exposed on live television.

During a 2004 106 & Park performance, Michelle Williams fell on stage—and her Destiny’s Child bandmates continued with the performance seamlessly.

It’s one thing to get caught lip syncing, but to get caught pretending to play an instrument is next level. Perry was caught pretending to play the flute during a cover of “Big Pimpin'” and her reaction was classic.

Pink made headlines when she fell off stage and injured herself during a show in Germany in 2010.