Free Stuff: August 4-August 11: Boston Urban Music Fest, sand castle competition, free art, SNL's new keyboardist, and more

Mac Miller headlines the Boston Urban Music fest on Saturday

Richard James & The Name Changers | Tsongas Center "Back Lawn," 300 Martin Luther King Jr. Way, Lowell | August 4 @ 7 pm | TsongasCenter.com

Dire Literary Series BBQ | With Adam Golaski, Anne Ipsen, Ray Carbonneau, and Timothy Gager | Out of the Blue Gallery, 106 Prospect St, Cambridge | August 5 @ 8 pm | direreader.com

MFA Summer Fridays | Free entrance to the museum, live music, cash bar | Museum of Fine Arts, 465 Huntington Ave, Boston | August 5 @ 8 pm | mfa.org

Crane Beach Sandblast | Sand sculpture competition | Crane Beach, 290 Argilla Rd, Ipswich | August 7 from 8 am-4 pm | thetrustees.org

Boston Urban Music Fest | With Mac Miller, Moufy, Moe Pope + more | City Hall Plaza, Boston | August 6 @ 5 pm | bostonurbanmusicfest.com

Tuffus Zimbabwe | The Saturday Night Live keyboardist is also joined by the James Montgomery Band | Highland Park, 20 Fort Ave, Roxbury | August 7 @ 5 pm | berklee.edu/events

Riff Gallagher + The Swamp Angels + I Hate You Just Kidding | Zuzu, 474 Mass Ave, Cambridge | August 8 @ 10 pm | zuzubar.com

Free Tuesday Night Flicks | Tangled screening | Francis D. Martini Shell, 1015 Truman Pkwy, Hyde Park | August 9 @  sunset | 617.364.ARTS

Bruce Marshall Group | Boston Harbor Hotel, 70 Rowes Wharf, Boston | August 11 @ 6 pm | bhh.com

Lev Grossman | The Magician King discussion | Brookline Booksmith, 279 Harvard St, Brookline | August 11 @ 7 pm | brooklinebooksmith.com

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