Hi-5 were an Australian children's musical group formed in 1998 in association with the children's television series of the same name. Helena Harris and Posie Graeme-Evans created the television series for the Nine Network, which premiered in 1999.
a "Mount Rushmore" is a top 4 greatest or most impactful of something, but in this case, make it oddly specific.
rules: pick 4 for your mount rushmore, downvote the rest that are outside your rushmore
