Barcelona celebrated its 25th league championship title on Sunday, as Lionel Messi scored a hat-trick 4-2 at Deportivo La Coruña, ending four games before the end.
Ernesto Valverde's team completed a league After defeating Sevilla 5-0 in last week's Copa del Rey final and re-winning Real Madrid's Spanish crown and relegating Deportivo 
"We have achieved a nearly perfect league campaign without defeat and I hope we can continue," said midfielder Sergio Busquets to Spanish broadcaster Movistar. "This season has been very good, almost excellent, but the Champions League is a regret, but we made a double, it's fantastic. "
Barca knew they had to extend their series unbeaten in 41 La Liga games titles in 10 seasons and Philippe Coutinho managed the early lead.
Messi scored a volley in the 38th minute, but Lucas Perez equalized Deportivo before half-time, while Emre Colak surprised Barca in the middle of the second half with a equalizer.  Barça was able to prevail against his stubborn hosts when Messi jumped after a brilliant double victory Luis Suárez to the 30-goal duel in the Spanish Primera División.
The Catalan giants are now 11 points ahead Second-placed Atletico Madrid, who have played only three games, will be the first Spaniard to go into a high-profile season without defeat.
Andrés Iniesta was surprisingly in midfield on the bench Super announced earlier this week that he will leave the club at the end of the season.
But his long-time successor Coutinho, who missed the mistake in the seventh minute, made a fine finish to the top Florian Orner has been his third goal in the Spanish league since joining Liverpool in January.
Deportivo was relegated for another week, but Clarence Seedorf's side were dismissed when Perez was sent off after a pass
Messi scored a double just before half-time, only for the substitute defender Ruben hit the post with his free-kick.
– Deportivo cause problems –
Deportivo put Barca through a number of defense problems, with center-back Fabian Schär scoring the equalizer after a free-kick in the 6-yard box.
But Messi pushed through a sweeping Suarez cross behind Ruben, who was at the goalkeeper's goal, scored his 30th league goal before Arsenal striker Perez came home and halved the gap two minutes later.
Despite the tight result Barca played like the second half It was a pure title party, with the center-back Gerard Pique even showed a few "keepie uppies" on the left wing.
The complacency cost her in the 64th minute when Celso hit Borges disinterested for Colak.  Suddenly the champions-elect tried desperately to maintain their unbeaten record as goalkeeper Marc-Andre ter Stegen made a clever stop from another Schaer header.
But Barcelona showed his class as Suarez and Messi with eight goals minute – the latter shoots the ball.
Three minutes later, Suarez sent the Argentine back into the lead, and the 30-year-old made no mistake to score a hat-trick and a title victory
On Sunday, Kevin Gameiro had fired a penalty in the second half after Fernando Torres had missed a 1-0 win at Atletico Madrid.
Atletico by Diego Simeone kept control of the second mo by four points ahead of Real Madrid, who have a game in hand.
Valencia's fourth-placed win has been extended to four league games with a goalless draw with Eibar, but Champions League plenary is confirmed for next season. Real Betis will not beat Málaga on Monday.
Lionel Messi scored Deportivo's resistance with two late goals and ended the Spanish league title
Atletico Madrid fought Alaves to secure second place in the Primera Division