Rob McElhenney is being compared to Sloth from ‘The Goonies’ after sharing a post of an extreme ‘allergic reaction’ he appeared to have suffered to his face. The ‘It’s Always Sunny in Philadelphia’ star, 46, who became a co-owner of Welsh football team Wrexham AFC with actor Ryan Reynolds, 47, in November 2020, shared a photo of his shockingly swollen face – which he said was caused by eating nuts – as part of a photo dump on Instagram showing images of his highlights of 2023. He said alongside the carousel of images, which opened with the one showing his severe allergic reaction: “Aside from …