“Caught Up” was released as a single in 2005 from Usher’s diamond-certified album “Confessions.”

“U Don’t Have to Call” was released as a single in 2002 from Usher’s third studio album “8701.” It was written by Pharrell Williams and produced by Williams and Chad Hugo, a duo known as The Neptunes.

“Superstar” is the ninth track on “Confessions.”

“Love in This Club” was released as a single in 2008 featuring the rapper Young Jeezy.

Keys arrived as Usher’s first surprise guest, playing “If I Ain’t Got You” on piano. The top-five hit was released as a single in 2004 from her second studio album “The Diary of Alicia Keys.”

Usher’s 2004 duet with Keys, “My Boo,” charted at No. 1 on the Hot 100 for six weeks.

“Confessions Part II” was released as the third single from “Confessions.” It peaked at No. 1 on the Hot 100 for two weeks.

“Nice & Slow” was released as a single in 1998 from Usher’s second studio album “My Way.”

“Burn” was released as the second single from “Confessions.” Business Insider previously named it one of the best breakup songs of the 21st century.

“U Got It Bad” was the second single from “8701.” It charted at No. 1 on the Hot 100 for six weeks.

“OMG” was Usher’s second collaboration with will.i.am after “What’s Your Name.” It was released as a single in 2010 from Usher’s sixth album “Raymond v. Raymond,”

While this DJ Snake and Lil Jon song doesn’t actually feature Usher, it functioned as the perfect transition into Usher’s hit “Yeah!” which features an iconic intro from the rapper.

The lead single off Usher’s 2004 album “Confessions,” “Yeah!” topped the Hot 100 chart for 12 weeks, one of the longest streaks in Billboard history.