5) The Ross School's shiny new Tennis Center honors Andre Agassi this Sunday at the Grand Slam Winners Tennis Exhibition Match. Agassi won't play, but a celebrity match featuring Alec Baldwin and four Real Housewives is sure to be enjoyable. General admission: $100. Sunday 12-4pm. 18 Goodfriend Drive, East Hampton; 631-907-5112
4) The local chapter of the Red Cross holds its annual benefit, A Splash of Red on the Bay, at B.Smith's in Sag Harbor this weekend. Buffet and 'calypso dancing' included. Tickets $250. 1 Bay Street, Sag Harbor; 631-924-6700
3) The Hampton Classic wraps up this Sunday with the $250,000 FTI Grand Prix and World Cup Qualifier. Don't have a ticket to the tent? See the best of the best from the grandstand for $20-30. Sunday, early afternoon. 240 Snake Hollow Road, Bridgehampton; 631-537-3177
2) Surf Lodge hosts a Surf Art Auction benefit this weekend with a 3-hour open bar for $30. 'The Anguillan Bob Dylan' Bankie Banx will perform while Paddlers for Humanity auction off 'artist-rendered surfboards, a stand-up paddleboard, a hand-crafted wooden kayak, private yoga sessions, and an autographed book from Jimmy Buffett'. Saturday 5-8pm. 183 Edgemere Street, Montauk; 631-668-1562
1) The Water Mill Center hosts its annual Last Song of Summer outdoor concert this Saturday, featuring Rufus Wainwright, Norah Jones and Martha Wainwright. Due to the weather, the event is now inside. Tickets: $125-500. Field House of Ross School (Lower School), 739 Butter Lane, Bridgehampton; 212-253-7484
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