We sometimes flip-flop on when it’s ok to sport a funny t-shirt. Typically > 30 = No. But sometimes we just can’t help ourselves. To some extent it’s like wearing a Halloween costume all year ’round. And you know what? There’s really nothing wrong with that. So toss your wardrobe rules out the window today and get ready to have all eyes on you. Here’s our picks for some of the best funny tee’s filled with nostalgia, geekdom and, at times, the awkward side-eye.