Nick Kyrgios has fired back at Rafa Nadal saying that he is 'not going to listen' after the Spaniard said he 'lacks respect.' Kyrgios hit back at a press conference after the Mexican Open on Wednesday in Acapulco saying that he 'doesn't know anything about me so I'm not going to listen at all.' Nadal slammed Kyrgios after the Australian told the crowd to 'shut up' and complained about how long the Spaniard was taking between points. Nadal said in a post-game press conference that Kyrgios 'lacks respect for the crowd, his opponent and towards himself.' Nick Kyrgios (pictured with ex-girlfriend Ajla Tomljanović) has fired back at Rafa Nadal saying that he is 'not going to listen' after the Spaniard said he 'lacks respect' Kyrgios didn't seem too upset by Nadal's comments during a post-game press conference but that didn't stop him from firing back at the world No. 2. 'I'm different. Rafa's different. He can focus on what he needs to do,' Kyrgios said. 'He doesn't know the journey I've been through. He doesn't know anything about me so I am not going to listen at all.' Kyrgios then said that Nadal takes too long between points and should follow the rule book. 'He is very slow between points and I think that the rule in the book is that you have to play to the speed of the server,' Kyrgios said. 'I've got my game and he's got his own game. 'People are different. I'm not going to take that into consideration at all.' Nadal slammed Kyrgios after the Australian told the crowd to 'shut up' and complained about how long the Spaniard was taking between points Nadal began his post-game conference praising Kyrgios and his skill has a tennis player. 'He is a player who has enormous talent,' Nadal said in the post-game press conference. But the tone quickly changed from praise to criticism as Nadal condemned Kyrgios for telling the crowd to 'shut up' and what he thinks is holding the Australian back. 'He could win Grand Slams and fight the top positions of the ranking, but there is a reason why he is where he is. 'He lacks respect for the public, his opponent and towards himself.' Nick Kyrgios overcame a bout of nausea, a stiff back and saved three match points on the way to stunning top seed Rafa Nadal 3-6, 7-6 (2), 7-6 (6) in the second round of the Acapulco International in Mexico. The Australian fell to the floor in celebration after clinching the victory, before sticking a finger behind his ear and asking the raucous crowd to cheer louder. Nadal, who has won the tournament twice, took only one of his 10 break-point chances and failed to put the match away despite leading 6-3 in the final set tiebreak before Kyrgios reeled off five straight points. After dropping the first set, Kyrgios called for the trainer and said that he felt sick but would play on as he feared the media would 'blow it up'. He returned to the court for the second set and immediately looked a different player. Kyrgios defeated Nadal in 3-6, 7-6 (2), 7-6 (6) during the second round of the Acapulco International in Mexico on Wednesday At one stage a frustrated Nadal called for the crowd to quieten down, a request that received backing from Kyrgios, who screamed 'shut up' together with an expletive, an outburst that brought him a warning from the umpire. After dropping the first set, Kyrgios called for the trainer and said that he felt sick but would play on as he feared the media would 'blow it up'. He returned to the court for the second set and immediately looked a different player. After calling for the trainer again between the second and third sets due to a sore back, Kyrgios then saved five break points in the sixth game of the final set. He got out of jail again in the deciding tiebreak, particularly on the second match point when his volley caught the tape but toppled over and landed on the line. Next up for Kyrgios is Swiss Stan Wawrinka, who defeated American Steve Johnson 7-6(5), 6-4. All rights reserved for this news site dailymail and under his responsibility