In the guide to the essential indie synth-pop musicians of the 2010s, Penguin Prison will absolutely make an appearance. Since 2009, Chris Glover’s one-man music-making and remixing operation has put out two albums alongside remixes for the likes of Ellie Goulding, Lana Del Rey, and Imagine Dragons. He’s got an ear for knowing how to get the masses to dance, and his latest EP keeps the streak going. Turn It Up is a compact quartet of toe-tapping tunes that deal with topics that are more introspective than songs past, focusing on adversity and uncertainty about the future. Sure, the lyrics are growing up, but the melodies are as catchy as ever.