The backstage support came just one week after Kim Kardashian made her SNL hosting debut which included a skit entitled, "The People's Kourt" where the younger Kardashian portrayed her big sis.
"Live from New York," Kourtney captioned an Instagram post featuring several behind-the-scenes flicks with her drummer beau. The two got cute and cozy before Travis hit the stage with Young Thug to perform the rapper's new song "Tick Tock."
Travis, 45, also shared photos of the pre-performance cuddle session to his Instagram stories.
Travis also gave his Instagram followers a view from the set, showcasing his massive drums set and bright show lights.
Khloe Kardashian expressed her excitement for her sister's boyfriend, commenting "Congratulations!!!!!!! Let's goooooo," on his backstage post with Thugger.