One month after the cast of Blossom reunited for the first time in 20 years — and managed to post some fabulous selfies in the process — the Hub Network marathon of the hit '90s series is finally here!

The stars filmed a couple of TV spots, which will air during tonight's 3-hour broadcast (beginning at 9 p.m. ET), but here's a sneak peek at a few of them.

Mayim Bialik (Blossom), Joey Lawrence (Joey), Michael Stoyanov (Anthony) and Jenna von Oy (Six) reminisce about everything from guest cameos (paging Neil Patrick Harris) to growing up on set.

Scroll down to hear the gang spill a few unknown facts!