Tuesday’s TV highlights

SERIES

Pitchmen: In the season finale Sully shares his tricks of the trade (7 and 11 p.m. Discovery).

Glee: Substitute Holly Holliday (guest star Gwyneth Paltrow) returns to fill in for the sex-ed teacher and helps Will (Matthew Morrison) teach New Directions about the birds and the bees, while Emma and Dr. Carl (Jayma Mays, guest star John Stamos) address some issues of their own (8 p.m. Fox).

Cupcake Wars: This new episode celebrates the 50th anniversary of Pasadena’s Ice House comedy club (9 p.m. Food).

The Real Housewives of Miami: Adriana invites the ladies to her latest gallery opening, but the pressure is on when the artist she has commissioned isn’t even close to finishing his pieces just days before the show in this new episode (10 p.m. Bravo).

Top Shot: The remaining marksmen compete in a head-to-head speed-shooting showdown in this new episode (10 p.m. History).

Southland: In the season finale, Ben (Ben McKenzie) faces many challenges on his final day as a rookie, none of them more daunting than trying to figure out what to do about his partner’s (Michael Cudlitz) growing dependency on painkillers (10 p.m. TNT).

SPECIALS

Law & Disorder in Johannesburg With Louis Theroux: This new special documents residents of Johannesburg turning to private security in the face of increased crime (7 p.m. and 10 BBC America).

SPORTS

College basketball: Big East, first round (9 and 11 a.m. ESPN2). Sun Belt final (4 p.m. ESPN2). Horizon League final (6 p.m. ESPN). Summit League final (6 p.m. ESPN2).

Exhibition baseball: The Texas Rangers visit the Angels (12 p.m. FSN).

Pro basketball: The Lakers visit the Atlanta Hawks (4 p.m. KCAL).

Women’s college basketball: Big East final (4 p.m. ESPN).