Ernie lives in the basement apartment of 123 Sesame Street with his best friend, Bert. Ernie is best known for his practical jokes, his love of baths and his Rubber Duckie. His free-spirited approach to successes and failures alike makes him one of Sesame Street’s most enduring and likeable characters. Together, Bert and Ernie model how to appreciate similarities and differences between friends, and understand other others’ points of view. Ernie lives in the basement apartment of 123 Sesame Street with his best friend, Bert. Ernie is best known for his practical jokes, his love of baths and his Rubber Duckie. His free-spirited approach to successes and failures alike makes him one of Sesame Street's most enduring and likeable characters. Key things Ernie loves include: Rubber Duckie: His favorite toy to take in the bath. His Room: Ernie sings about the joy of his room and playing his drums. Singing: He loves performing songs about his daily joys. Friendship with Bert: Despite their differences, Ernie loves his buddy.