Even the most dapper robots wear monocles. It's where it's at.
Robots are appropriate for any occasion. They are neutral but friendly so you can use this card for birthdays, get well soon, congratulations on your new baby, good luck on your exams, anything!
Available at: Neatoshop http://www.neatoshop.com/product/Yumbots-Robot-Cupcake-Molds ($18)
You'll still have to change its batteries eventually. Can you handle that?