(CNN) "Ugly" was Jurgen Klopp's assessment of the way his Liverpool team eked out a thrilling last-gasp 2-1 win over Tottenham Hotspur on Sunday as the Merseyside club returned to the top of the Premier League.

It might have been ugly, but the victory sent Liverpool's Anfield crowd into delirium -- their delight is perhaps understandable given the team they support last won the league title 29 years ago.

If there was ecstasy for Liverpool, there was primarily agony for Spurs after the match was decided by Toby Alderweireld's own goal in the 90th minute.

The visitors had looked on course to take a deserved point from a tense encounter after Lucas Moura's 70th-minute goal had canceled out Roberto Firmino's first-half header.

Roberto Firmino's first-half header gave Liverpool the lead.

Lucas Moura had an impressive game for Spurs and scored to make it 1-1.

But two errors from Spurs players following a corner cost Mauricio Pochettino's team the chance of a point and also complicate their hopes of qualifying for the Champions League.

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