"Weird Al" Yankovic has no trouble tapping into his dorkiness. Perhaps that's the secret to his decades-spanning appeal. On this week's Wild Card with Rachel Martin, he talks about aging into his weirdness.

"Weird Al" Yankovic's self-titled debut came out 40 years ago, on May 3, 1983. So our resident super-fan listened to all of his songs and ranked the 40 best.

It's "a very sensual instrument," the parody artists insists. A new over-the-top "biopic" tells the story of Yankovic's life — sort of.