[Top image: a screenshot of the character Castiel from the show Supernatural smiling with the text ‘I love you’. Bottom image: a screenshot of the character Dean with an ambiguous expression with the text ‘Happy 3rd anniversary, Cas’]
If you weren’t on Tumblr/Twitter on November 5th, 2020 you missed out on one of the most days ever.
What happened on November fifth
https://knowyourmeme.com/memes/destiel-is-canon