‘The Art of John Lennon: Imagination Nation’
Oct. 1-31
AFA Gallery, 54 Greene St.

The late Beatle also dabbled in art, which will be on display through the month — and for free. Fans can check out the music legend’s sketches and drawings — including his iconic self-portrait — in honor of what would be his 75th birthday on Oct. 9. Limited edition prints will also be available for sale, signed by Yoko Ono.

Puerto Rico Meets NYC
Through Oct. 4
Various locations

Eight Puerto Rican chefs are cooking in NYC’s kitchens this weekend for a series of events showcasing the tiny island state’s broad palate (and, yes, its rum). Events range from a Jewish-Latin takeover by El Nosh at The Americano to an eat-all-you-can Lechon Asado Block Party at Roberta’s on Sunday.

Buzz Art Auction
Oct. 1, 7-10:30 p.m.
430 W. 31st St.
$75 advance, $100 door

Get your hands on original pieces from some of New York’s hottest street and graffiti artists and support a good cause at the no-reserve auction taking place tonight. Start with a cocktail party and food from Nuchas; music will be provided by DJ Rye. Proceeds benefit Little Kids Rock and Best Buddies International.

Oktoberfest Battle of the Halls
Oct. 1-3, 6 p.m.
West End Hall, 2756 Broadway
Clinton Hall, 90 Washington St.

A beer hall is only as good as its patrons, so turn out for this outdoor cornhole competition at sister beer gardens West End Hall on the UWS and Clinton Hall in FiDi. The tournament will span the weekend with the finale taking place Sunday at Clinton Hall. Both venues offer German dishes and five German breweries will be onsite serving up suds. There’s also a mug-holding competition Friday night at 6 p.m.

Patty Griffin with Sam Lee
Oct. 1, 8 p.m.
Town Hall, 123 W. 43rd St.

Tonight, iconic folk and gospel singer-songwriter Patty Griffin takes the stage at Town Hall to perform from her newest album, “American Kid.” She’s joined by newcomer Sam Lee, who’s just blazed onto the folk scene with his first album, “The Fade in Time,” which is inspired by time he spent traveling the English countryside and living with gypsies (yes). His aesthetic also borrows from burlesque, Bollywood and Polynesia – why not? Sam Lee opens for Patty Griffin at 8 p.m. with tickets starting at $39.50.

BOSSS Festival
Oct. 2-4
Hudson River Park between Battery Place and W. 59th St.

This weekend, check out fine arts in beautiful weather with a perfect view (aka, a perfect day) for free. The BOSSS (Big Outdoor Site-Specific Stuff) Festival descends on Hudson River Park with directors, choreographers, dancers, actors, playwrights and other artists sharing new works with the public for absolutely free. The event is produced by En Garde Arts, a company working to promote the idea of Art for All. You can also attend the opening night party at Frying Pan this Friday for a donation of $250-$500.

Oct. 2-4
Brookfield Place, 230 Vesey St.

Where fashion meets art, there’s fun, glamour and even dancing. This exhibit began at MoMA-PS1 in 2010 but has been reimagined by artists and designers including Diane Von Furstenberg, Ryan McNamara and Cynthia Rowley with activities including a talk on timeless fashion, having makeup artists transform your gender and virtually walking the Proenza Schouler runway.

‘Archibald Motley: Jazz Age Modernist’
Oct. 2, 2015-Jan. 17, 2016
Whitney Museum, 99 Gansevoort St.
Free with admission

This exhibit is one of the first to debut at the Whitney Museum since it relocated earlier this year. The artist was known for chronicling the Jazz Age in Chicago while introducing bold bursts of colors inspired by his trips to Mexico. The exhibit, which opens Friday, features 42 paintings – almost all that remain in existence – spanning the artist’s career.

Cheers NY
Oct. 3-4
Industry City, 31st St., Brooklyn

Beer, wine, cider, spirits, plus food and live music all come together in one tipsy, delicious package as the Brooklyn Chamber of Commerce hosts Cheers NY, an annual craft festival celebrating local businesses at Industry City in Sunset Park. There are two ways to participate: Enjoy unlimited food, drinks and games at the Brooklyn Eats marketplace and Sixpoint beer hall for $10 or buy $50 tickets to add a tasting session.

Lower East Side Pickle Day
Oct. 4, noon-5 p.m.
Orchard Street between Houston and Delancey sts.

Billed as “kind of a big dill,” you can go ahead and set your expectations high for the 13th Lower East Side Pickle Day. In addition to plenty of pickles in their myriad forms and flavors, there are also activities like a pickle pooch parade, a brine dunk tank, pickle tossing, and even a homemade pickle contest.

Lazer Zoo
Oct. 4, 2 p.m.
Highline Ballroom, 431 W. 16th St.
$13 advance, $20 door

Brunchtime laser tag is back this weekend at the Highline Ballroom. Besides running through the obstacle course of inflatable walls, there’s a DJs, dancing and, of course, drinks. Wear closed-toe shoes.

National Taco Day at Cantina Rooftop
Oct. 4, 4-9 p.m.
Cantina Rooftop, 605 W. 48th St.

Get to Hell’s Kitchen's Mexican rooftop bar this Sunday for National Taco Day for the six-taco plate of shrimp, ribeye, tuna, sausage, chicken and pork belly — and all taco orders come with a free tequila shot.

Pauly Shore
Oct. 4, 8 p.m.
Highline Ballroom, 431 W. 16th St.

No, he’s not dead, and he’s not going away anytime soon – Pauly Shore brings a new comedy set to the Highline Ballroom this weekend. He’s been making a documentary called “Pauly Shore Stands Alone” (you’ll likely get to see some material from the film in advance). Arrive early to get a seat, and there’s a $10 minimum per person if you choose a table.