After Neil Patrick Harris ceded the last twelve hours to Kevin Smith (on account of the former's sleeping, no doubt), the actor awakened to find himself the victim of a Smith-spurred feud. Swiftly, Harris admitted fault for his two-year-old slap at Smith muse Jason Mewes: "Didn't realize the upset my words caused. Looked back at what you said, and I concur. Ignorance on my part. Apologies." [Twitter]