Watch: Chris Brown Releases "Loyal" Music Video Featuring Usher and Lil Wayne While in Jail.

Even behind bars, Chris Brown continues to tweet!
The 24-year-old singer, who went to jail a week and a half ago for violating his probation in rehab, released a new music video for his song "Loyal" earlier this morning. Brown (or someone working for him) announced the new vid on Twitter today.
"Watch my new video for #LOYAL feat. @Tyga, @LilTunechi & more on @VEVO," reads a tweet on Brown's Twitter profile with a link to the music video. Another message reads, "Ya'll ain't ready! Watch Breezy's new video below for #LOYAL feat. @Tyga, @LilTunechi & more on @VEVO."