Drilling is so 1950's. (G)
Buy a roll of exterior grade double-sided mounting tape, i.e. the gray tape from 3M sold at Home Depot, about 3 yards for $8. Clean both surfaces, be generous with the tape, give it 24 hours to cure the bond. That sucker's not coming off without some work.
No holes required.
It followed me home. That's my story and I'm sticking to it.
Herr Doktor Strangelove: A brilliant product of German engineering that rides on four wheels and has just a few, heheh, quirks.