Barely a minute had been played at the Parc des Princes before the World Cup winner lashed home the opening goal, and he doubled his tally on the night not long after.
Mbappe's opener against Brugge marked his 30th goal in Europe's elite tournament - a feat he has achieved at the age of just 22 years and 352 days.
The former Monaco starlet has now become the youngest player to reach 30 goals in the Champions League, and he has now scored at least four goals in the competition six seasons in a row.
Mbappe has scored his 30th and 31st Champions League goals nearly five years after his first - netting for Monaco in their 5-3 defeat to Manchester City back in February 2017.
The 22-year-old's tally for the season now stands at 11 goals and 13 assists from 22 appearances in all tournaments. body check tags ::