(note: Managers do not always fall under the list as 'users'. They fall under a completely different category that I would have ended up typing three pages about.)
"Yeah I cant fix this myself but I think I can and I think it should take less than three minutes. Also, I'm going to stand over your shoulder and lord my knowledge over you and try to impress you with techie jokes I read on slashdot or User Friendly. This broke by itself so don't you dare charge the time back to my department"