On TV tonight
SEASON FINALE Pretty Little Liars, 8 p.m., ABC Family "A" sends the gang on a series of missions, not the least of which is to keep Annabeth Gish on primetime TV somehow.
It's Worth What?, 8 p.m., NBC A couple want to win a million dollars because they're having a baby. At the rate tuition keeps increasing, that may be enough for one semester of college.
9/11: Where Were You?, 10 p.m., NatGeo The run-up to making us all feel sad and somber continues. We simply can't wait to feel bad about the past 10 years! For more on Sept. 11 programming, turn to Pages 32-33.
MINISERIES PREMIERE Big Sexy, 10 p.m., TLC A three-parter about plus-sized models working in the fashion industry. It would help if said industry didn't consider a Size 10 plus-sized.
— Joshua Gillin firstname.lastname@example.org