The canine superhero, voiced by comic actor Wally Cox, also battled villains including mad scientist Simon Bar Sinister, and a gangster wolf Riff Raff.

WSJ: 'Underdog' cartoon co-creator dies at 85

The privileged few who have doormen in their buildings get to have someone to receive their packages and visitors, and keep the riff raff out of the building.

FORBES: Connect

Mad Decent Signee Riff Raff Has A Plan: Eccentric MC and Internet personality Riff Raff spoke with me about how 2013 will be the year he ascends to the top of the rap pack.

FORBES: A Year in Review

What seemed to matter was the claim that Mr Osborne didn't - or his aides didn't - seem to think he should have to suffer the indignity of sitting with the riff raff in standard class.

BBC: UK

In it, Captain Kirk needs to acquire plague-fighting minerals from the planet Ardana, currently in the middle of a civil uprising against a super wealthy and socially elite class that live in a floating city, far above the riff raff.

FORBES: The Rise And Fears Of The New Elite

He was like the rest of us riff-raff, middle class kids from unglamorous hard working families who believed in the future.

FORBES: Getting Over Our Over-Levered Selves

It's all the riff-raff that's being allowed in, like Ceres.

NPR: A Down-to-Earth View of the Planet Debate