No, have not done it. Do not intend to.
Sometimes one hears of interesting results where brothers discover they are only half, or fathers discover 20 + year old kids are really not theirs. Surprises abound! Do you really wish to surprised?
My saintly skydiving Mom, fervently identifying as a Brit, always made fun of the Irish.
Got my DNA results in, 79% Irish from County Cork, means my Mom has to be at least 58% Irish too
19% English from the Midlands, 2% Swedish.