boob suckin gal

One day i came home from work, when i got through gate my dog came up to me and was filled with excitment.then started to hump my leg.there was a red thing that shot out and it was down below near theese two round things.the next day i went to the vet and asked what that red thing was,the doctor said “thats his weiner” he replied.then my dog started humpin the vets arm and this thing was flopin up and down like crazy.