Jim Henson and Kevin Clash in Sing Yourself Silly! (1990)

Jim Henson and Kathryn Mullen in Sesamo apriti (1969)

Caroll Spinney in Sing Yourself Silly! (1990)

Kevin Clash and Caroll Spinney in Sing Yourself Silly! (1990)

Kathryn Mullen and Caroll Spinney in Sing Yourself Silly! (1990)

Jerry Nelson in Sing Yourself Silly! (1990)

Richard Hunt in Sing Yourself Silly! (1990)

Emilio Delgado and Sonia Manzano in Sing Yourself Silly! (1990)

Frank Oz, Jim Henson, Kevin Clash, and Caroll Spinney in Sing Yourself Silly! (1990)

Jim Henson and Kathryn Mullen in Sing Yourself Silly! (1990)