Conversation so far:
When did Josie and the Pussycats come out?
Josie and the Pussycats was published from 1963.
Had Josie and the Pussycats been featured in Archie comics before the debut of Josie and the Pussycats?
Josie was introduced approximately simultaneously in Archie's Pals 'n' Gals #23 (Winter 1962-1963), and in her own title.
Did Josie and the Pussycats tell about the formation of the Pussycats?
What is the story of Josie and the Pussycats in the comic Josie and the Pussycats?
A short-haired redhead, Josie is the leader and co-founder of the Pussycats. She is the lead vocalist and songwriter and plays guitar.
Are there any other interesting aspects about Josie in the comic Josie and the Pussycats?
In the cartoon series, Josie's speaking voice was performed by Janet Waldo
Was Janet Waldo known for other voiceover work besides Josie in the comic Jose and the Pussycats?
She was the voice of Judy Jetson and Penelope Pitstop.

Question: How was the band formed?
Self-contained rewrite: How was the band Pussycats in Josie and the Pussycats formed?