It's a reference to an old TV commercial (I saw it later than the 1970s though, I'm pretty sure). https://old.reddit.com/r/tipofmytongue/comments/s7hs8k/tomt_c

It's a reference to an old TV commercial (I saw it later than the 1970s though, I'm pretty sure). https://old.reddit.com/r/tipofmytongue/comments/s7hs8k/tomt_commercial_1970s_grapes_commercial_animated/ https://old.reddit.com/r/tipofmytongue/comments/s7hs8k/tomt_... I didn't try clicking the facebook link, because facebook, but maybe you can see the commercial there. I expected the commercial to be better known and remembered, with copies on youtube and so on, but it appears very obscure. It came to my mind right away. Oh well.