Question

We still have to send the invitations tonight, not to forget, to pay the bill for it (not to forget = we can't forget / when we still have to do something that is important)

Accepted Answer

Wir müssen die Einladungen heute noch verschicken, nicht zu vergessen, die Rechnung dafür bezahlen

Front	We still have to send the invitations tonight, not to forget, to pay the bill for it (not to forget = we can't forget / when we still have to do something that is important)
Back	Wir müssen die Einladungen heute noch verschicken, nicht zu vergessen, die Rechnung dafür bezahlen

Forget Die Send Invitations Tonight Pay Bill Important