Five Seconds Of Every #1 Pop Single ever

If you loved Rob's post last year of "Every Billy Joel hit played simultaneously," this is sure to get you out of your chair and dancing: "Five Seconds of Every #1 Pop Single" ever.
Five Seconds Of Every #1 Pop Single Part 1 by mjs538
Five Seconds Of Every #1 Pop Single Part 2 by mjs538

(Thanks, Jason Tester, via Salon)