Soulja Boy, the 21-year-old rapper, is dropping $55 MILLION on a new private jet.

A member of Soulja’s management team tells sources that he bought himself a G5 jet as a birthday present to himself this week.

The jet cost $35 million but Soulja also put another $20 million to trick it our with 12 custom Italian leather seats, flat screen TVs, 4 liquor bars, a special travertine tiled floor, and Brazilian hardwood cabinets.

Soulja Boy is also trickin out the in-flight lavatory and replacing it with a giant, luxurious bathroom and putting a custom paint job on the jet with his logo.

Soulja’s also spending $300,000 to throw himself a blowout birthday party at a Miami nightclub tonight and Dwight Howard, Bow Wow, and Sean Kingston are all expected to attend.