Conversation so far:
how old are the pll characters in season 1
In season 1, PPL's Aria, Hannah, Maya, Mona, Spencer, and Emily were 15, Alison was 15, Toby was 17, and Caleb is 18.
When did Prettly Little Liars start
The series Pretty Little Liars premiered on June 8, 2010

Question: How many seasons does the show have
Self-contained rewrite: How many seasons does Pretty Little Liars have