Meanwhile, Travolta followed "Grease" up with decent roles in "Urban Cowboy" and "Blow Out" before his stock also plummeted after re-teaming with Newton-John in "Two of a Kind." Elsewhere ...

Kelly Preston died Sunday morning at 57, marking another tragic blow to the Travolta family 11 years after the unexpected death of their son Jett. Jett, Preston and John Travolta's first child ...