Sunday, bloody Sunday.

DRINK
Bloody Mary Contest
What: Scala’s Bistro and Square One host a cocktail contest for Best Bloody bragging rights (bartenders from Delarosa, Cotogna, and Rye compete). Feel good as you taste all eight contenders’ concoctions and vote for the crowd favorite — proceeds benefit CUESA.
Why: Sample bites from Scala’s newly unveiled brunch menu.
When: Sun., 11 a.m.-1 p.m.
Where: 432 Powell St., at Sutter St. (415-395-8555). Tickets online ($10) at eventbrite.com or at the door ($20).

GLOW
SenSpa Summer Promo
What: The holistic wellness spa offers a huge discount on its papaya brightening facial — 60 minutes worth of tropical fruitiness for your punim.
Why: Brighten up for nearly 50 percent off.
When: Mon., by appt.
Where: 1161 Gorgas Ave., at Kendall Dr. (415-441-1777).

WATCH
The Three-Minute Picture Show Black-Tie Gala and Film Screening
What: Put on your best thrift store find for the culmination of a 30-day celebration of short films (180 seconds, to be exact) this weekend, with a faux black-tie gala and screenings.
Why: Let’s go to the movies.
When: Sat. Doors at 7 p.m.
Where: Victoria Theatre, 2961 16th St., b/t Capp & Mission Sts. (415-385-4480). Admission is $10.

Studio Gourmet Presents David Lawrence
What: Get a no-holds-barred peek into the 1300 on Fillmore chef’s kitchen, with a cooking demo and Q&A, plus a sampling of his handiwork (BBQ shrimp and grits, braised short ribs).
Why: Like Food Network — only live.
When: Sun., 4-7 p.m.
Where: Circolo, 500 Florida St., at Mariposa St. (415-553-8521). Tickets ($25) online at studiogourmetsf.com.

SHOP
Bkr + The Blues Jean Bar
What: Toast the creators of the local line of silicone water bottles with free beer and wine.
Why: Get 10 percent off any denim purchase when you buy a Bkr.
When: Sat., 4:30-7 p.m.
Where: 1827 Union St., b/t Octavia & Laguna Sts. (415-346-4280).

Photo: Courtesy of Kimpton Hotel Group