What's On Tonight: The Big Bang Theory, Person of Interest, 7 Days of Sex

The Big Bang Theory, 8 p.m., CBS

The wedding! Just like Will and Kate!

Person of Interest, 9 p.m., CBS

Last week was so good (except for Reese’s glued-on beard in the flashbacks. Really, they could not find anything a little more realistic looking?). The best was the end when it turned out the bad guy was going to rot in a third-world prison for the rest of his life, Reese’s storage facility for Those Who Shall Not Be Named. They have promised us a cliffhanger for the upcoming season finale …

7 Days Of Sex, 10 p.m., Lifetime

“A couple's dogs drive a wedge between them.” It’s not a wedge, you know. I’m sure it’s the actual dogs that have come between them, literally on the bed in between them. And I am willing to also wager that it is the wife who invited them up there.