super bass

Justin Bieber isn't the only one crashing Taylor Swift's concerts these days. After celebrating her win at the MTV Video Music Awards last night, Nicki Minaj made a quick stop at the Staples Center in L.A. to surprise the audience at Taylor's concert. Nicki and Taylor sang Nicki's hit "Super Bass," which is one of Taylor's favorite songs. Check it out:

SEE IT: Taylor Swift performs "Baby" with Justin Bieber

"The combination of the INSANE crowd tonight and Nicki Minaj joining me onstage for 'Superbass '= #IwishthatIcouldhavethismoment4life," Taylor Tweeted after the show.

What do you think of Nicki Minaj and Taylor Swift's "Super Bass" duet?

Hey J-14ers,

Taylor Swift and Selena Gomez aren't just BFFs -- they're also Nicki Minaj fans! Videos of both singers rapping to Nicki's song "Super Bass" recently hit the Internet, and both girls do an awesome job spitting a few lines.

READ IT: J-14 Twitter Tracker: Taylor Swift and Selena Gomez thank fans for awards

Taylor dished out a couple lines while visiting Nashville radio station 107.5, while Selena recorded her vid backstage at the People's Choice Awards. Check out Taylor and Selena's videos below.

Taylor's rap:

Selena's rap:

Gotta tell you, I'm crazy impressed by Selena's rap skills!

Who did a better job of rapping -- Taylor Swift or Nicki Minaj?

<3,
Emily Krauser, J-14 editor