Dave Navarro changes models

Dave Navarro is reportedly dating porn superstar Jenna Jameson - just weeks after splitting from his wife Carmen Electra.The rocker and the former 'Baywatch' babe recently announced they were "amicably separating" for reasons they are yet to reveal.But despite remaining friends with his estranged spouse, it seems Dave has moved on quickly and into the arms of X-rated actress Jenna, the star of such films as 'I Love Lesbians' and 'Cybersex'.According to gossip website TMZ.com, Jenna's publicist has confirmed she has split from her husband, porn producer and director Jay Grdina, and is now dating the former Jane's Addiction guitarist.Since separating, Dave has already denied a romance with socialite Sarah Howard, while Carmen played down reports she was involved with Oscar-winning actor Jamie Foxx.Rumours were rife they were an item after the pair were allegedly seen attending a Gnarls Barkley concert together.