Pay $5 today and you'll get $10 to spend on food and drink from Oh Fish!, ordered through Takeout & Delivery from LivingSocial. Play sushi chef at this design-your-own-maki spot. Simply pick the fillings you want; all the standards are available, from spicy tuna, smoked salmon, and shrimp salad to pickled carrots, radish sprouts, and sun-dried tomatoes. Or, order one of the suggested combinations from chef Kaz Okochi, who's often behind the counter—he also runs Kaz Sushi Bistro and Masa 14. There's also seaweed salad and iced green tea.