will.i.am is adding some star power to his #willpower. The Black Eyed Peas frontman has called on Chris Brown, Juicy J, Miley Cyrus, Nicole Scherzinger, and more for his solo album.

#willpower will arrive on April 23 via Interscope Records. In addition to the aforementioned, the guest list includes Skylar Grey, Eva Simons, apl.de.ap, Baby Kaely, and 2NE1.

Britney Spears is featured on the multi-platinum-selling hit “Scream & Shout,” while the Hit-Boy remix boasts Diddy, Waka Flocka Flame, and Lil Wayne.

The follow-up single, “#thatPOWER,” features Justin Bieber and is now available on iTunes. A video, directed by Ben Mor, will premiere next month.

will’s last solo album, 2007’s Songs About Girls, debuted at No. 38, selling 21,000 copies in its first week.