Meghan Markle's desperately trying to get another Hollywood power duo on side. Enter, Kourtney Kardashian and Travis Barker.

Travis Scott will close out Saturday of Coachella ... generally want to know what day they — and other artists — are playing, which led to some leaks of this year's lineup.

Alabama Barker called 911 and was rushed to a hospital in Los Angeles. The 19-year-old daughter of Travis Barker and Shanna ...