“American Ninja Warrior”
REALITY. This ultimate obstacle course, imported from Japan, sets up its hurdles on the Las Vegas Strip, where everyday athletes attempt to prove themselves as “Ninja Warriors” — or at least the guys and gals most capable of jumping over odd objects and climbing through rope ladders.
Season premiere, 9 p.m., NBC
“I Cloned My Pet”
REALITY. People unwilling to say goodbye to dear departed Fido bypass the old adopt another pooch from a shelter route and go directly to the DNA wizards willing to replicate their pets.
10 p.m., TLC
“Clash of the Commercials: USA vs. The World”
SPECIAL. Heidi Klum and Kevin Frazier host this “battle” of international advertising. Come on, Madison Avenue — don’t let Don Draper down.
10 p.m., CBS
“The Bachelorette”
REALITY. The 19 finalists move into a Charlotte mansion, then perform with characters from “Sesame Street” to raise funds for a local hospital. Hopefully the frat boy bachelors learn a few things about manners from the Muppets while they’re at it.
9 p.m., ABC