In honor of its 300th performance, “Glee” mashed up “Rumor Has It” and “Someone Like You” from the stunning Adele — and then let Mercedes and Santana take center-stage instead of the growing-more-tedious-by-the-week Rachel. And the finished product? Is glorious.
Old sitcoms are fun. They give us a glimpse back at different eras, including the sometimes questionable fashion choices (oh HAI Bill Cosby’s sweaters!). But this one, a forgettable 1987 one-season wonder called “Second Chances” that starred a pre-”Friends” Matthew Perry, went even further — it predicted Muammar Gadhafi would die in 2011.