@dgar This is it. The alpaca lips. But, contrary to what you might have heard, they're not radioactive.

@dgar or for the bottom one, the concept behind space1999, the 70s tv scifi-drama

@dgar I've always liked the version Tom Weller propounded in Science Made Stupid.

@dgar also

@dgar "It's an older joke, sir, but it checks out."

@dgar I think @AstroKatie deserves the credit for originating this joke. She posted it on Twitter, using emojis, years ago.

@dgar this isn't a poll? I wanted to vote for option 3!

@dgar @AstroKatie looks like a teaser poster for Space: 1999 to me :-)