“Attention attention! You must sing. Singing is mandatory. Do not stop the Music!” T-shirt for Sale by Kminos | | silhouette graphic t-shirts – party graphic t-shirts – person graphic t-shirts

We have warned you in time. You must sing, whether you want to or not. Singing is mandatory.
https://www.redbubble.com/i/t-shirt/Attention-attention-You-must-sing-Singing-is-mandatory-Do-not-stop-the-Music-by-Kminos/144334925.1YYVU