| Clue | Source | Date |
|---|---|---|
| Horns played at many pitches | New York Times | 08 Oct 2022 |
| Noisemakers at the 2010 World Cup | New York Times | 17 Apr 2017 |
| Noisemakers at the 2010 World Cup | ||
| Turn of Auction Zone 1 to get ripped off after twice having seen French horns | The Telegraph Toughie | 04 Nov 2016 |
| Horns banned at the 2014 World Cup | LA Times Daily | 18 Mar 2015 |
| Horns banned at the 2014 World Cup |