Curiosity: Why Is Sex Fun?, In The Flow With Affion Crockett, Breaking Bad

Elissa Bass is on vacation in a place with no cable and no Internet. She will return on Aug. 28.

Curiosity: Why Is Sex Fun?, 8 p.m., Discovery

Don’t look a gift horse in the mouth, Discovery.

In The Flow With Affion Crockett, 9:30 p.m., Fox

Fox is putting this half-hour sketch comedy show in the slot where people can most easily turn off the TV after watching the “Animation Domination” line-up, which are all reruns at this time of year anyway. Which just goes to demonstrate why sketch comedy shows on basic cable, at least those not entitled Whose Line Is It Anyway?, have a lower survival rate than kamikaze pilots.

Breaking Bad, 10 p.m., AMC

“A shocking discovery unsettles Skyler; Walter Jr. leans on his father to make a special purchase; Mike gets surprise help from Jesse.” Personally, I was more excited about Hank getting his first clue about Gus being involved in this whole thing, but that storyline might have to wait.