THEWAVE
| Date | Clue |
|---|---|
| 2019-12-09 | Crowd activity at a stadium |
| 2014-11-04 | Stand-up routine? |
| 2013-05-14 | Thousands of fans might do it |
| 2013-04-02 | Stand-up routine in a stadium? |
| 2009-01-31 | Stand-up routine? |
| 2008-08-18 | Motion made by fans in a stadium |
| 2004-10-30 | What oscillating fans do |