George Clooney, Amal Alamuddin engagement: U2 frontman Bono, Cindy Crawford among guests

Hollywood star George Clooney and his attorney fiance Amal Alamuddin reportedly held a star-studded party to celebrate their engagement.

The 53-year-old actor and Amal were joined by some of their famous friends, including U2 frontman Bono, Cindy Crawford and her husband Rande Gerber at the bash which took place at a cafe in Malibu, reported E! Online.

Clooney looked relaxed and was dressed in a casual blue shirt with jeans. His human rights attorney fiancee wore a green T-shirt with floral shorts.

"People got a show they didn't expect and other (restaurant patrons) said it was the best Mother's Day ever," a source said.