| Answer | Crossword Clue |
|---|---|
| TUNE | Whistle a happy one |
| ANNA | "I Whistle a Happy Tune" singer |
| TANLINE | A lifeguard's whistle might create one |
| ENGR | One who pulls a train whistle: Abbr. |
| REF | One in a tight shirt with a little whistle |
| catcall | A shrill whistle or shout of disapproval, typically one made at a public meeting or performance |
| catcalls | A shrill whistle or shout of disapproval, typically one made at a public meeting or performance |
