| 2026-01-15 | Fluctuate between normal singing and falsetto |
| 2024-01-16 | Alpine call |
| 2023-03-12 | It might end on a high note |
| 2022-10-14 | Belt out in the mountains |
| 2022-06-16 | High number? |
| 2022-02-24 | Emulate the Lonely Goatherd |
| 2022-02-19 | Make a long-distance call? |
| 2022-02-09 | Sing in a high range? |
| 2021-04-13 | Communication during peak times? |
| 2018-10-19 | Cliff notes? |
| 2018-09-29 | Go through a voice change? |
| 2017-06-09 | Long-distance call? |
| 2017-04-13 | Swiss air lines? |
| 2015-09-30 | Alpine call |
| 2015-03-02 | Sing "lay odl lay odl lay hee hoo" |
| 2014-11-09 | Peak performance? |
| 2014-01-25 | Demonstrate a wide range on a range? |
| 2013-09-10 | Song in the Alps |
| 2013-04-09 | Mountain song |
| 2011-11-30 | Call that might result in a 27-Across |
| 2008-10-09 | Peak performance? |
| 2008-08-31 | Mountain air |
| 2008-06-23 | Call in the Alps |
| 2007-03-02 | Tyrolean refrain |
| 2006-01-22 | Song from on high? |
| 2005-05-08 | Mountain air |
| 2005-03-20 | Tyrolean cry |
| 2004-12-06 | Alpine song |
| 2004-10-22 | Call from Switzerland |
| 2004-08-16 | Alpine song |
| 2004-03-22 | Sing in the Alps |
| 2003-05-06 | Alpine call |
| 2002-04-14 | Echo producer, maybe |
| 2001-10-29 | Alpine call |
| 2001-06-13 | Peak call? |
| 1999-10-09 | Mountain air |
| 1999-04-07 | Tyrolean refrain |
| 1995-07-11 | Alpine song |
| 1995-04-25 | Alpine song |
| 1995-03-19 | Mountain air |
| 1994-11-04 | Novelty song |