See Barbara Walters Mistakenly Call Jim Gaffigan Phillip Seymour Hoffman
Sure, Jim Gaffigan has mentioned his likeness to Phillip Seymour Hoffman in his stand-up routine, but now that Barbara Walters has made the same connection, it's comedy gold.
[There was a video here]
After a quick YouTube search for Jim talking about this in his stand-up, I found this creepy video instead: