Justin Bieber - Teen Choice Awards 2011 Red Carpet

Justin Bieber lets his bowtie hang loose on the red carpet at the 2011 Teen Choice Awards on Sunday (August 7) at the Gibson Amphitheatre in Universal City, Calif.

The 17-year-old singer is nominated for five awards tonight!

Justin is up for Choice Male Artist, Choice TV Villain for his work on CSI, Choice Red Carpet Male Fashion Icon, Choice Male Hottie, and Choice Twit!

The 2011 Teen Choice Awards airs live TODAY (August 7) at 8 p.m. on FOX. The Big Bang Theory‘s Kaley Cuoco is hosting the show!