Danny Deraney on Instagram: "Fifty years ago (and a day), Donny and Marie debuted on ABC with their first pilot. The show did not become a regular series until the following January. In this particular episode, Donny gives up his"Little Bit Rock and Roll" card forever with their performance of Boogie Oogie Oogie. Disco and boy bands will never be my cup of tea, but I will say The Osmonds Crazy Horses is a banger. Also, this is further proof that Ruth Buzzi never turned down a job and I will alwa