When you give your partner a rimjob straight after brushing your teeth.
I was getting ready for bed, brushed my teeth but vicki was feeling horny, so i gave her a mint ring surprise before i stuck it in her clam.
When you fart when driving a vehicle with passengers and pre-emptively lock the windows and doors forcing your passengers/victims to choke on your fart.
Have my girl and her friend a lift home from training and I totally Dutch hotboxed them after my double protein shake.