When your day's going from bad to worse, and stress is building up like a machine gun – it's time to channel your inner crazy and unleash a Rat-A-Tat-Tat of emotions. This explosive combo of a furious rodent, a massive explosion, and a smoking gun is the perfect way to express your utter frustration when your internet connection is down, and you desperately need to submit that project ASAP. Hit send with this emoji combination and let the recipient know you're on the brink of losing it.