Rappers and rock stars aren't the only ones who love to show off their success with some ill curb appeal. The biggest pop stars have pretty sick digs, too. From 10 feet high security walls to private beach access, these stars know how to live peacefully and luxuriously. Continue reading for a closer look at the "humble" abodes of everyone from Adele to Bruno Mars. These are the 20 Ridiculous Pop Star Mansions you have to see.