Just in time to see the bus fly by.

SCREECH
Saved by The Bell House Summer Dance and Benefit
What: Break out the crop top, denim vest, and Buddy Bands for a ’90s bash with throwback tunes from The Bayside Tigers cover band.
Why: The ASPCA gets $3 from every ticket sale.
When: Sat., 9 p.m.
Where: The Bell House, 149 7th St., b/t Second & Third Aves., Gowanus (718-643-6510). Tickets ($12) online at ticketweb.com.

EXPLORE
Subterranean Homesick Streams
What: Composer Edmund Mooney channels the sounds of precolonial Manhattan’s tidal stream on a walk through East Harlem (where it flowed 200 years ago).
Why: In case you didn’t know, once upon a time NYC was all wetlands, rolling hills, and an impressive array of wildlife.
When: Sat. & Sun., 3-4:30 p.m.
Where: Starts at 106th St., at FDR Dr., at the NW corner, East Harlem. Cost is $20.

LEARN
Union Square Greenmarket Tour
What: Certified integrative health coach Sandra Dubrov explains how to prepare seasonal ingredients, as well as which foods energize, detox, and cleanse.
Why: Sip on wheat grass or clover juice, meet with farmers, and get busy with a beekeeper.
When: Sat., 9 & 11 a.m.
Where: 33 E. 17th St., b/t Broadway & Park Ave. S. Tickets ($5) online at eventbrite.com.

EAT
Tomato Festival
What: Local French restaurants (Cafe d’Alsace, Nice Matin) partner with GrowNYC to incorporate the farm-fresh fruit into apps, entrees, and desserts.
Why: Marseille’s tomato-watermelon gazpacho with avocado sorbet, pink peppercorn, and fried bread.
When: Thru Aug. 19.
Where: Participating locations and menus online at tourdefrancenyc.com.

If you like tomatoes, you’ll love these tomato soup recipes.

BID ADIEU
M. Wells Mega Farewell Dinner
What: Canada-meets-Queens couple Hugue Dufour and Sarah Obraitis close up shop, but not before hosting a series of taste-defying dinner parties.
Why: Nightly themes like Our Trip to the Fulton Fish Market and TinTin et le Temple du Soleil.
When: Thru Aug. 27. Fri. & Sat., 8 p.m.
Where: 21-17 49th Ave., at 21st St., Long Island City. Call 718-425-6917 or email write@mwellsdiner.com to reserve seats. Cost is $200 per person.

Photo: Everett Collection