Justin Timberlake is immature

Justin Timberlake’s granny say Timberlake is too immature to marry longtime sweetie Cameron Diaz reports MSNBC.

The 25-year-old former beau of Britney Spears has been dating the 33-year-old star of “The Mask� for years, but it looks like they won’t be getting hitched anytime soon.

“It isn’t about him being too young,� Timberlake’s grandmother, Sadie Bomar told In Touch Weekly. “It’s how mature you are about marriage and he isn’t ready.�

In other news, Justin Timberlake dissed his ex Britney Spears in the Fashion Rocks magazine, a fall supplement to Vanity Fair.

“I dated Britney half my life, but I don’t know that person anymore. I’m not sure I knew her before. If I was writing an article about her, I would not be able to fight the urge to write every dirty thing about her.�