Article continues below advertisementAmy Sedaris had a ball hanging out with her pal Stephen Colbert when they both appeared on Elsbeth. "I had the best time. That was a hard thing to memorize. Sometimes I take jobs because I am like, 'Well, I haven't memorized lines in a while.' It keeps my brain going," the 64-year-old, who teamed up with Centrum Silver (the multivitamin shown to support memory in older adults) and Dave & Buster's to launch Dave & Brain Busters, a new program that connects two unexpected sources of brain health benefits, exclusively told OK!.