My dad drove a three-wheeler Reliant Robin while he was learning to drive a car, because they are legal to drive on a motorbike licence. I accidentally wrenched

My dad drove a three-wheeler Reliant Robin while he was learning to drive a car, because they are legal to drive on a motorbike licence. I accidentally wrenched the gear stick out of it once. Thankfully I was going at v low speed on private land.