Can someone answer my questions?

[cahuenga]

Hi everyone! can someone answer my questions?
-Who perfom: grouper,devils in Rick Moranis show,the woman from the real muppets,the director brothers from dennis quais show, in muppets tonight?,
-how old are:Bill barretta,Eric jacobson,matt vogel,david rudman,Karen Prell,and Jane Henson?
-Is Sesame street taped at the same studio that was used in the first season?
-Where was the Jim henson Hour taped?
-were Frank oz ever on the Elmo in grouchland set?
.Have said Frank oz something about Eric Jacobson or his work on iavmmcm?
Thanks!!!!!!!!!!!!!!!!

 

[Super Scooter]

Hi everyone! can someone answer my questions?
-Who perfom: grouper,devils in Rick Moranis show, in muppets tonight?,

Grouper was performed by Bill Barretta, and the two devils were performed by Dave Goelz and Jerry Nelson.