But Lord Grover ... the Muppets on Sesame Street, you're right: it's just one of the many pop culture references that author George R.R. Martin slipped into his Song of Ice and Fire series ...

Grover first recites a long poem about frogs, which introduces various Kermit the Frog segments from Sesame Street, while being interrupted by the Three Little Pigs, who are there because Kermit ...