Bert and Ernie are two of the most beloved characters on the long-running children's television show Sesame Street. They have been best friends since the show's debut in 1969. Bert is the serious, intellectual one, while Ernie is the more playful and mischievous one. Together, they have shared countless adventures and experiences, teaching children valuable lessons about friendship, cooperation, and problem-solving. They are an iconic duo that has been entertaining and educating children for over 50 years.