After an illustrious career with The Walkmen, Peter Matthew Bauer released one of the finest sleepers of last year in Liberation! (The Deli Philly’s July 2014 Record of the Month), via Mexican Summer. Bauer is scheduled for a few shows on this latest Communion Club tour, which he’ll be headlining tonight backed by a full band at MilkBoy Philly. Joining him on the showcase will be Juno Award winners Arkells, singer-songwriter Sarah Jaffe, and NYC indie-pop/rock quartet Mainland with DJ sets from XPN’s John Vettese. MilkBoy Philly, 1100 Chestnut St., 7:30pm, $13, 21+ – H.M. Kauffman