Who's into it?

Blackbird Raum
Honey In The Hair - Blackbird Raum - YouTube

not really authentic gypsy punk, but it's similar and awesome!

very awesome band.
their other well known song:
Blackbird Raum - Witches - YouTube

Flogging Molly and the Pogues are kind of "gypsy punk" I guess. lol I love those guise.

I like Gogol Bordello too. :]

I really love Gogol Bordello, but I don't think I'm familiar with any other bands that fall into the genre. But Gogol pioneered it, so that counts for something, right?