Question: what is pretty little liars the perfectionists on?
Answer: Pretty Little Liars: The Perfectionists is an American crime thriller mystery drama television series created by I. ... The show premiered on Freeform on March 20, 2019 and concluded on May 22, 2019. It is the second spin-off series of Pretty Little Liars and the third and final series in the Pretty Little Liars franchise.