From Muppet Wiki

Short segments, shown on Sesame Street since at least season 30, featuring Ernie and his Rubber Duckie in front of a plain blue background, usually introducing segments.

Segments

• Ernie and Rubber Duckie welcome the viewer (EKA: Episode 3816)

• Ernie and Rubber Duckie introduce the letter of the day (EKA: Episode 3816)

• Ernie and Rubber Duckie introduce the number of the day (EKA: Episode 3786)

• What's next in the show? (EKA: Episode 3786)

• Rubber Duckie tickles Ernie (EKA: Episode 3786)

• Ernie and Rubber Duckie introduce Suzie Kabloozie. (EKA: Episode 3786)

• Rubber Duckie didn't enjoy the sketch (EKA: Episode 3956)