★★★ ½ Green Room — Patrick Stewart stars as a sinister club owner who squares off against a hapless punk band after they witness a violent act backstage. With Anton Yelchin and Imogen Poots. Directed by Jeremy Saulnier. 94 min. (R) for strong brutal graphic violence, gory images, language and some drug content. — Katie Walsh, Tribune News Service Keanu — The kidnapping of a beloved kitty forces two naive cousins to infiltrate a street gang. With Jordan Peele, KeeganMichael Key and Tiffany Haddish. Directed by Peter Atencio. 98 min. (R) for violence, language throughout, drug use and sexuality/nudity. ★ Mother’s Day — Another holidaythemed romantic comedy of ensemble stories from director Garry Marshall. With Julia Roberts, Jennifer Aniston and Kate Hudson. (PG-13) for language and some suggestive material. 118 min. ★ Papa: Hemingway in Cuba — The famous writer’s downward spiral is witnessed by a young reporter during the revolution. With Minka Kelly, Giovanni Ribisi, Joely Richardson and Adrian Sparks. Directed by Bob Yari. (R) for language, sexuality, some violence and nudity. ★ ½ Ratchet & Clank — A lonely lombax and a tiny robot team with the Galactic Rangers to save their world in this animated adventure. Voices of Paul Giamatti, John Goodman and Bella Thorne. Directed by Kevin Munroe; co-directed by Jericca Cleland. Action and some rude humor. 94 min. Sing Street — A boy growing up in Dublin during the1980s escapes his strained family life by starting a band and moving to London. Directed and written by John Carney. Starring Ferdia WalshPeelo, Aidan Gillen, Maria Doyle Kennedy. 106 min. (PG-13) for thematic elements including strong language and some bullying behavior, a suggestive image, drug material and teen smoking.