The question what is “iconic”? Many people are posting dance numbers, not “moves”. (Here I will be pedantic and declare that dancing is not about “moves”.)
If by iconic one means most imitated, here is one that Elvis repeated in movies and others have copied for 6 decades: pic.twitter.com/vQuRa1m40H— freetoken fights fecking fascists (@freetoken) May 10, 2021