Ladybug

Ladybug is a phone that appears Diary of a Wimpy Kid: Dog Days,both the book and movie. It was a presant fron Susan and Frank on Gre's Birthday. The phone only has 2 buttons, one to call home, and one to call 911, in the case of emergency. Later on, Greg used it to call the police, thinking that his dad is going to send him away.

Trivia

 * It appears to be a parody of Firefly mobile phone.