Jimmy Fallon puzzled fans by wearing sunglasses in rainy weather during his 10th Macy's Thanksgiving Day Parade appearance, sparking speculation about a hangover. ​"Sunglasses in the rain is the most Jimmy Fallon that Jimmy can Fallon," one user wrote. Another wrote: "Jimmy Fallon on the least sunny day NYC has ever seen," with picture of a young Jodie Sweetin in Full House wearing oversized yellow glasses