User blog comment:Latersgee/iParty With Victorious Discussion/@comment-3522343-20110613005056/@comment-3573782-20110613113457

They filmed it last September, I think and Victorious season 2 is filmed some months after that, so Liz maybe, just maybe dyed her hair at the start of season 2 filming, I think it's Dan's request once again, or her own decision. Liz's natural hair color is brown.