Frosty the Snowman Snowflake Behind T-Shirt "Happy Birthday!" The first words spoken by Frosty the Snowman when he came to life in the 1969 cartoon Christmas classic! Now you can show off that great character and your love for the snow with this fun Frosty the Snowman t-shirt. Decorated on the front is Frosty in his silk top had and scarf, full of smiles and wonder. Printed below is the cartoon title name Frosty the Snowman...a true classic that has always remained!