Katie Couric made her name on NBC's Today show, which she hosted for 15 years. Since leaving the network in 2006, Couric has anchored CBS Evening News and launched her own daytime talk show on ABC, Katie.
Ida Mae Astute/AP
Mark Consuelos (from left), John Goodman, Clark Johnson and Matt Malloy star as four Republican senators sharing a house in Washington in Alpha House, Amazon's first original series.
Scandal star Kerry Washington, right, does a promotional shoot with Saturday Night Live cast member Taran Killam. Washington is hosting the late night comedy sketch series Saturday night.
Dana Edelson/NBC Handout via AP
Jon Stewart, shown here interviewing President Obama on The Daily Show in October 2012, has been lampooning the problems with the Affordable Care Act website in recent episodes.