Tom Cruise, right, and Katie Holmes kiss on Via della Conciliazione boulevard near St. Peter's Basilica, as they arrive at the St. Cecilia auditorium for the David di Donatello Italian film awards, in Rome, April 29, 2005. Cruise appeared ona pre-taped "The Oprah Winfrey Show" Monday, May 23, 2005, to proclaim that his new love for Katie Holmes is "beyond cool" - and that marriage could be in the cards.(AP Photo/Corrado Giambalvo)
The hottest smooches, the lustiest lip-locks...
Paris Hilton, left, kisses Carmen Electra as Snoop Dogg looks on after Hilton presented Electra with the Best Kiss award for "Starsky & Hutch" during the 2004 MTV Movie Awards on Saturday, June 5, 2004 in Culver City, Calif. (AP Photo/Chris Pizzello)