NGTV Guide: Tuesday, May 18

Joss Whedon! Neil Patrick Harris! Glee! Also, a season finale decision on The Good Wife.

Glee – FOX 9/8c
“Dream On” – Mr. Schuester’s former high school nemesis (guest star Neil Patrick Harris) causes trouble for the glee club. Rachel struggles with a life-long personal issue, and Artie’s (Kevin McHale) dreams take him on an adventure.

The Good Wife – CBS 10/9c
“Hybristophilia” – Eli Gold works on getting Peter’s charges dropped, and Alicia defends Colin Sweeney, (Dylan Baker, “Ugly Betty”), a client and accused wife killer, who claims self defense after she finds him handcuffed to a dead woman.