Erivo paid a visit to Oscar the Grouch for a duet of a classic, "It's Not Easy Bein' Green," originated by Kermit the Frog on ...

Here's how the most popular "Sesame Street" muppets have transformed over the years. Oscar the Grouch has seen major changes, from fur color to limbs. Oscar the Grouch is probably the Muppet who ...

Fans of the Muppets will be able to see some of these latest additions to the collection in December in a new exhibition on puppetry (The Count, Oscar the Grouch and others will take a bow first ...