As the hosts started to turn to Al Roker for a weather report, David walked out on set and grabbed Elmo's face. David also appeared to take a spoof swing at the "Sesame Street" character.

Al Roker’s granddaughter ... She wore pajamas featuring the characters of Sesame Street on them. “No question, you're her favorite!” one person commented, while another wrote, “Would ...

Larry David was forced to “apologize” to Elmo after unexpectedly attacking the “Sesame Street” character ... three journalists — as well as Al Roker, who was standing by the weather ...