Idk the name of this old 90's kids tv show!?

ok. this used to be my FAVORITE show. but i forgot the name.itwas on around the late 1990s, early 2000. there were all these grownups that played it.there used to be a "letter of the day, and the peopel used to play diffrent rolls. like one was a cook. and one did the weather. and they used to have these little colored doors on a wall, that they would pop out of and tell jokes. I HAVE NO CLUE WHAT THE NAME IS! PLEASE HELP ME!!!!.. and it is not crashbox, or ZOOM.or out of the box.. but it did have like little panels, like everythin was a mini show. th actors was a guy with a beard, and 2 girls.