Planet Party: Earth Fest at Hatch Shell
Love the planet at this all-day riverside party featuring live music and green-friendly vendors.
Flashback: '90s bands (Eve 6, Switchfoot, Spin Doctors and Third Eye Blind) provide the afternoon's soundtrack.
Sat 11a. DCR Hatch Memorial Shell, Charles River Esplanade (617-263-1184). Free. Nearby: Cheers; Figs; 75 Chestnut
Hot Start: The Low Down at Naga
It's no secret, the debut edition of this Saturday night party at new nightclub Naga is guaranteed to be Central Square's next big thing.
Triple threat: DJs 7L, Knife and Jay K provide the music inside the swanky, beautiful space (located inside Moksa), with no dress code and a mere $5 cover.
Sat 9:30p-2a. 450 Massachusetts Ave., Central Square (617-661-4900). $5 cover. Nearby: ZuZu; Green Street; Brick & Mortar
Professor of Pours: Master Mezcalier Class
One afternoon class can make you a certified (really) expert in Mexican mezcal, and you won't even need to cross the border.
With honors: The officially sanctioned 4.5-hour course goes in-depth on mezcal origins and varieties, with lunch and several tasting flights.
Sun 11a-3:30p. Jose's Mexican Restaurant, 131 Sherman St., Cambridge (617-354-0335). $250 here. Nearby: Gran Gusto; T.W. Food; Toad
Sausage Fest: Hot Dog Safari
It's a hot dog holiday on Lansdowne, featuring the city's best dogs and sausages (and other food) all in one place.
In & out: Load up a hot Italian with peppers and onions from The Sausage Guy outside, then head inside Lansdowne venues Bleacher Bar and GameOn! to dance off those calories.
Sat 12p-4p. Lansdowne St. (Brookline & Ipswich), Fenway. $15 here. Nearby: Yard House; Jerry Remy's; Jillian's