Now you can send singer-songwriter Freddie Mercury to brighten the day of your best friend, the devoted cat-lover - or to cheer up your brother's. kid (who didn't make the varsity team but just started playing guitar...) No time to write? There's a sticker sheet of quotes and images with friendly greetings like "Happy Birthday"! and "Good Luck"! Tuck your best wishes into the envelope (included!), add a stamp, and mail.