Justin Bieber on David Letterman "Late Show" Jan 21, 2011

What’s better than watching Justin Bieber on the Late Show With David Letterman? Watch him on the show again in the same week!

Justin will be bringing the Bieber fever to David Letterman’s show on both Mon., Jan. 31 and Fri., Feb. 4, TV By the Numbers reports.

The Biebs has so much going on his career right now that he’s been booked twice for the show to cover it all!
On Monday he’ll sit down