Check out Katy Perry's California Gurls, a fun and energetic track that brings the sunshine of California right to your speakers.

Take a closer look at the lyrics of 2Pac's 'All About You' to understand how the song focuses on the themes of friendship, fun, and staying true to oneself.

A private sale for unreleased material from the late Tupac Shakur is listed for a quarter of a million dollars on a website ...