vroom... prrbbtt... vroom... prrbBAAAHAYAHZZGACK
Shorty getting surprised by her own sound is my new favourite reaction.
I highly recommend rewatching the slow motion at 0:25 and noticing the different facial muscles moving. Kind of fascinating and amusing to see the lips and the quivering fur and even the eyebrows moving.
Also, a big thank you to our YouTube Member, Gez, for the title! You can usually find Gez around the top comments because he is one clever dude!