The best part of MTV's Video Music Awards was off the stage.
Best friends Rihanna and Katy Perry were seated by each other and the two put on quite the show.
A series of photos and gifs showcasing the pair's entertaining behavior is beginning to circulate the Web.
From shared whispers to funny faces, see how the pair wowed the crowd.
Here they are rocking out a cool clap:
Perry doing a jig:
MTV

Katy Perry swoons over One Direction:
MTV

The duo's reaction to Justin Bieber's later loss to One Direction for Best Pop Video:
rihanna katy perry vma mtv
MTV

Jewelry designer Markus Molinari tweeted a photo with the "bad girls":
rihanna katy perry vma tweet

SEE ALSO: Rihanna's raunchy VMA opening act >