But that doesn't mean the former couple can't play tonsil hockey - at the very least - from time to time, right?
The pair were spotted swapping spit at new Los Angeles hot spot Winston's, according to blogger Perez Hilton. We're gonna go out on a crazy limb and assume that's not all they swapped that night.
However, friends of Barker say the two are not headed for coupledom again.
"She will always be Travis' girl," said a pal, "but never [again] his wife."