Son Heung-min struck and Giovani Lo Celso scored 35 seconds after coming on as a substitute as Tottenham defeated Manchester City.
Tottenham moved top of the Premier League after strikes from Son Heung-min and Giovani Lo Celso earned them a statement 2-0 victory over Manchester City.
Jose Mourinho celebrated a year in charge of Spurs with a second straight win over old rival Guardiola, who was hoping to mark his new contract with a positive result but has now lost all three of his games at Tottenham Hotspur Stadium.
Son converted a Tanguy Ndombele pass after five minutes on Saturday and Mourinho's men, who spent much of the intervening time on the back foot, sealed the triumph when Lo Celso beat Ederson with 25 minutes remaining.
Aymeric Laporte had a first-half goal ruled out for City and they are now eight points behind Spurs, who ended Chelsea's brief stint at the top of the table.