"M" by Megu: Expensive Tribeca Japanese restaurant Megu has redone its upstairs space (formerly Kimono Bar) into a swank nightclub (pictured) with a "small bites" menu. The dance floor has been expanded, fancy cocktails like “Death in the Afternoon” (Absinthe, Champagne, Rock Sugar) have been concocted, and the waitress have been attired in swimsuits custom designed by Keiko, who we're told is kind of a big deal. Menu options include Kobe Beef Sliders, Crispy Cod......