The star of Twilight was, naturally, the night's biggest highlight.
The Runaways star takes a break from rocking out to roll with her Twilight cohorts.
The pop star pauses to pose for the paps prior to popping in for a prize.
By serving as both the show's hosts and its opening act, the superstar siblings didn't give screaming fans much time to rest their vocal cords.
Seeing the 17 Again star on the red carpet makes us all feel like, well, teens again. Or at least wishing we were teens again.
By donning a cool tie and a hip vest, the hunky Twilight star stylishly covers up his buff bod. Oh well.
Looking to see if blondes do indeed have more fun, the E! star shows off her lighter locks.
Getting the family together on the red carpet certainly makes keeping up with them a whole lot easier.
Now that you've seen their arrivals, find out which stars walked away with surfboards in our Teen Choice Awards 2009: Winners gallery.