Sesame Street first aired on November 10, 1969, changing children’s television forever. From Big Bird to Oscar the Grouch, Bert & Ernie, and more, it has taught generations about letters, numbers, friendship, and kindness. While Disney owns The Muppets, they don’t own Sesame Street, though Kermit the Frog has popped in many times to join the fun. Here is one of his most memorable appearances. Here’s to 54 years of learning, laughter, and unforgettable characters. Which Sesame Street character is