Andy Cohen / Josh Groban (S01E11)

Grover finds himself lost while trying to make it to a guest appearance, prompting Andy Cohen to take matters into his own hands by impersonating him. As a seasoned talk show host, Andy understands the importance of keeping the momentum going, and he successfully convinces everyone that he is Grover through his clever impressions. Just as Grover continues to navigate his way to the set, Andy eventually unveils his true identity. Meanwhile, Josh Groban entertains the audience with a rendition of "I Love Trash" alongside Oscar the Grouch.