Hear, here! Boston-area concerts this weekend

Friday

• Tell grandpa to take a disco nap so he's ready for Styx and REO Speedwagon with Loverboy at Mansfield's Xfinity Center — 6:45pm.
• Jamaican dancehall deejay (and the best thing you'll hear today) Beenie Man is at the House of Blues — 7pm.

• Lady Gaga is at Fenway Park after rescheduling her concert originally set for earlier this month — 7:30pm.

Saturday

• 18 years after they tricked Deehan into going to their "last" concert on the Esplanade, local indie heroes Dispatch appear at the Xfinity Center with O.A.R. — 7pm.
• Funky, jazzy and fun Crosswalk Anarchy collective is at Beat Brew Hall — 9pm.

Sunday

• Singer Calum Scott and his monstrous pipes fill up the Paradise — 7pm.
• Folksy hitmakers The Decemberists — you know, the ones with the accordion — are at Roadrunner — 8pm.