HBO has released PHOTOS from Season 46 of Sesame Street. In Episode 20. entitled Hooper's Lockdown, Nick Jonas guest stars when Grover's new security gate system goes haywire. With the help of Elmo, Jonas has to help solve math problems to stop Cookie Monster from eating Alan's birthday cake.
Check out this clip:
Nick Jonas debuts on Sesame Street May 21 on HBO at 9am.
