A birthday bash Khloe Kardashian threw for her new beau James Harden sparked a flurry of complaints from some local residents over a late-night fireworks display. The reality TV star took to the waves off the coast of California to stage a boat party for basketball ace Harden?s 26th birthday on Tuesday night. According to TMZ.com, the event featured a midnight fireworks display lasting 15 minutes, but the celebration prompted several complaints to the U.S. Coast Guard and the L.A.