Sun, August 9: Boho Banana Boat, K&M Bar (225 N 8th, Williamsburg), 8pm, FREE: Matt K got with New York Night Train Soul Proprietor Mr. Jonathan Toubin to create the ultimate post-pool party summer chill-out in the cool and comfy confines of this former pirogi joint. Matt’s loading up the blender and tiki decor and preparing to show off his finest family frozen drink recipes. Mr. Toubin will be behind the booth, gently nursing your hangover, keeping it festive with loads of beach music, exotica, 60s summer soul jams, and more. For those of you too lazy to leave the neighborhood, Williamsburg’s bootleg Margaritaville. We start and end early girly…