04/23/2010 05:12 am ET Updated May 25, 2011

Kourtney Kardashian Defends Boyfriend Scott

With one smooch (and then another and another) in Vegas on Friday, Kourtney Kardashian and boyfriend Scott Disick put to rest rumors of the couple's demise.

The pair have been under fire since reports surfaced that Disick, the father of Kardashian's 9-week-old son, Mason, had been unfaithful. The rumors, Kardashian said, couldn't be further from the truth.

Read more on people.com