step two, baconated cheese for awesome. step three, get ready to wow. step four... mmmmm. ♪ [ male announcer ] pillsbury crescents. make the holidays pop. how much dirt can we manufacture? more than you think. very little. [ doorbell rings ] what's this? what's that? swiffer sweeper. [ lee ] i came in under the assumption that it was clean. i've been living in a fool's paradise! when i was just a little older than my daughter is now, i stayed home sick on january 28th, 1986. now, i remember the date, of course, because if i'd been well, i'd have joined my classmates in middle school that day to watch the launch of the space shuttle "challenger." the mission was initially notable because of the presence on board of krista mcauliffe, the new hampshire high school teacher, who has to become the