Big Bird takes Vanity Fair's famous lie detector test. Which Bird is better at basketball? Big Bird or Larry Bird? Is Oscar the Grouch a good neighbor? Who is Big Bird's best friend? Does Big Bird have it in him to tell a lie? Sesame Street is celebrating its 50th anniversary of helping kids everywhere grow up smarter, stronger and kinder. Sesame Street’s 50th season is currently running on HBO and will premiere on PBS in the summer of 2020.