Back when Top-40 radio was in on the national conversation, it could take a song from a TV show and turn it into a hit record.
The last time I remember this happening was in the mid-1990s when Friends debuted on the small (and low-def) screen. And now?What is this "radio" that you speak of?
Don Draper, superb Mad Man ad man that he is, don't need no stinkin' radio to stir the cultural pot. He just needs a TV show, iTunes and social media.

Or at least an amazing pair of . . . uhhh . . . fishnet stockings.
OH, you also can buy "Zou Bisou Bisou" as a 7-inch vinyl single on the Mad Men website.
From the Chicago Sun-Times:
Showing a lot of leg — and chutzpah — the new Mrs. Megan Draper (Jessica Pare) delivered a sexy serenade to her husband at his surprise 40th birthday party, purring the early ’60s French pop song “Zou Bisou Bisou.”MAINTENANT, MES AMIS, je te présente la version 1961 de
The French-Canadian chanteuse’s performance made the unflappable Don Draper blush and his co-workers’ jaws hit the floor, while the Twittersphere lit up and countless viewers were infected with an earworm that sounds like Scooby Dooby Doo.
“At the time, I was like, ‘I can’t believe I’m new on this show and the first thing I have to do is an entire song-and-dance routine for the whole cast of “Mad Men,’’ ’ ” said Pare, who catapulted from a peripheral character last season to center stage in Sunday’s premiere. The two-hour episode drew a series-high 3.5 million viewers, a 21 percent increase over last season’s premiere.