Al & Tipper Gore PDA: Kisses, Embraces & Other Memorable Moments (VIDEO, PHOTOS, POLL)

Before the Obamas, there were the Gores: when it comes to politics and public displays of affection, Al and Tipper were the trailblazers. Known for their romantic embraces and passionate kisses--and one especially blush-inducing embrace at the 2000 Democratic Convention--the Gores weren't known for their romantic restraint. So as the couple announces their separation after 40 years of marriage, here's a look back at happier times.