Okay now, follow me.
These guys really like their '60's
Happy Harbour and Mister Twister from Brave and Bold #54 (1964)...
Snapper Carr betrayed the league and let the Joker into the mountain HQ...
(Lord, I REMEMBER reading these stories ... I was 8 when the first Teen Titans story was published -- read it at the neighborhood barber shop -- I'm SO OLD!)
I figure Miss Martian will actually turn out to be ... ZOOK!