It's most definitely the redubbed, rewritten, sliced-and-diced Tokyo Mew Mew. You can read some people's reactions in this thread:
Mew Mew Power
My advice is to sleep in on Saturday and skip this "Nelvana-ed" version of the show. Instead wander down to your local Borders/Waldenbooks/Barnes and Noble and buy the manga. The series was OK, but the Tokyo Mew Mew manga is ace.