Morning Mix: Is Britney Spears Mentally Incapable Of Testifying In Court?

Did you hear?

:: Britney Spears’ ex-manager Sam Lufti wants the “Till The World Ends” songstress to give a deposition for legal claims he’s filed against Brit’s mother, Lynne. However, Brtiney’s parents say she is “mentally incapable” of testifying. [Billboard]

:: Joe Jonas’ hair is so perfect, you could say it’s a “slam dunk.” [MTV Buzzworthy]

:: Some folks on Planet Pop are noticing the similarities between Lady Gaga’s current hit “Edge Of Glory” and Soraya Arnelas’ 2008 Spanish club jam “Sin Miedo.” Can you hear it? [Pop Trash Addicts]

:: If you would like to “Do It In The AM” with Frankmusik very, very slowly, then check his scene-by-scene commentary on the Far East Movement-featuring music video. [Arjan Writes]

:: Get excited, fans of hip hop and vigilante serial-killing — Mos Def has joined the sixth season cast of Dexter. [Pink Is The New Blog]

After the jump, watch David Cook make the kids of PS22 Chorus an offer they couldn’t possibly refuse, and find out which music acts are performing on the tube today.

Music On TV: :: Late Show With David Letterman (CBS) — Okkervil River :: Tonight Show with Jay Leno (NBC) — Rodrigo y Gabriela :: Late Night with Jimmy Fallon (NBC) — Chris Colfer, Lenny Kravitz :: The Ellen DeGeneres Show (ABC) — Christina Perri