1. Olympics closing ceremony 14,857,295

2. Olympics Mon. primetime 2,397,317

3. Olympics Fri. primetime 2,376,260

4. Olympics Sat. primetime 2,145,386

5. Olympics Tues. daytime 1,809,578

6. Olympics Tues. primetime 1,673,867

7. Olympics Mon. daytime 1,566,196

8. Sharkzilla 1,500,754

9. Mythbusters Jawsome 1,485,602

10. Olympics Mon. daytime 1,411,716

From Trendrr, ranking of total references on Twitter, Facebook, Miso, and GetGlue in the past week.