Backed by a full band and a ready wit, actor Ben Platt opens up a very personal songbook onstage — numbers from his debut LP, “Sing to Me Instead.”

John Mulaney relays stories from his childhood and “SNL,” eviscerates the value of college and laments getting older in this electric comedy special.

Two delusional geriatrics reveal curious pasts, share a love of tuna and welcome a surprise guest in this filming of the popular Broadway comedy show.