How do you say this in Swahili?

Question

"My dog got his tongue ripped out by a lawnmower."

It's an inside joke, based upon the concept that Swahili is the most romantic language in the world. and that anything said in it can be used as a pickup line.

Answer 1

Something along the lines of
"Mbwa wangu alipoteza mdomo wake na fyeka."
or
"Ili fyeka ilioshika na iliokata mdomo wa mbwa wangu."

A fyeka is the non-mechanical equivalent of a lawn mower.

Answer 2

I don't know about being the most romantic but here goes

"this in swahili"

Actually you can go to http://www.yale.edu/swahili/ and it will give an English to swahili (kiswahili)