G'day! Australia's Bananas in Pyjamas (Pajamas here in the US) bowed in 1992, and enjoyed a 9 year run the first time around. 4 years in, they tried syndicating it here in the States, but it didn't take so well. The series was revived in CGI format 4 years ago and while that version is available on Hulu, let's take a look at the show open from its original run:
I think around this time Disney had started their line of daily programming on Disney Channel, which at the time was a premium service, and enough viewers preferred the characters they knew over B1 & B2, which, sadly, would translate to vitamins here.