Crossword puzzle clue "airline that flies only six days a week"

Campaign about which Rumsfeld said in 2003 "it could last six days, six weeks - I doubt six months"

"Time flies like an arrow. Fruit flies like a banana" speaker

Valley girl's "yeah, right" [IMPORTANT: SEE THE 'NOTE' (above) for key info about this week's puzzle and SEE THE LAST CLUE DOWN for the explanation of last week's puzzle.]

Run in the wash[To fully understand this week's and last week's puzzles, SEE NOTE ABOVE]

Week in and week out

Band whose 1998 song "One Week" was #1 for one week