I just searched "poopgate meme" on bing. It gave 20 results, and of the 9 that had a direct reference to Biden, 8 either had a "false" stamp on them, or were in fact a shot at Trump. Here's the only one that passed muster:
Well that's one of my all time favorite songs. It was tied to a great memory with a really cute girl that I haven't see since '69. But thanks to you that memory will forever be tainted. No, no, no - not that taint.