“Sharknado” (9 p.m., Syfy): Remember that old, old “Saturday Night Live”

“Sharknado” (9 p.m., Syfy): Remember that old, old “Saturday Night Live” land shark bit? That’s basically the plot of this film, which finds the ocean-dwelling killing machines dropped into L.A. during a freak storm. It makes the phrase “raining cats and dogs” sound a whole lot nicer, doesn’t it?

“Hollywood Game Night” (10 p.m., NBC): Jane Lynch is our host for “Hollywood Game Night.” It’s a new series that has civilian contestants combining with celebrities like Matthew Perry and Lisa Kudrow in a spirited round of pop culture-inspired party games.

tv listings, b6