from Scientology

As described by L Ron Hubbard in the sequence, Teegeeack was the original name for Earth in the time of the galactic dictator Xenu (or perhaps Xemu)

Teegeeack - artist rendering

Teegeeack – artist rendering

The residents of Teegeeack were killed, nuked and brainwashed by Xenu. They ended up as flea-like parasites called body thetans who infest humanity to this very day.

References

wikipedia: Teegeeack