World No 1 Novak Djokovic relaxed after his Davis Cup exploits by taking his pair of pet dogs for a walk in West Hollywood with wife Jelena Ristic . The pair were spotted taking a stroll in Los Angeles on Wednesday after Djokovic had returned from helping Serbia to a 5-0 whitewash against Croatia to set up a Davis Cup quarter final against Argentina . The dogs - Pierre and Tesla - have been regularly seen alongside this year 's Australian Open champion , including spending a holiday with their owners in St Tropez last year . Scroll down for video . Novak Djokovic and wife Jelena Ristic take their dogs for a walk in West Hollywood on Wednesday . The couple of keen dog lovers have even taken 'Pierre and Tesla ' on holiday with them to St Tropez . The world No 1 has returned to Los Angeles after starring for Serbia in the Davis Cup . Serbia 's No 1 celebrates after leading his country past Croatia and into the Davis Cup quarter finals . Serbia 's No 1 played a major role in his country 's victory , beating Mate Delic in singles before teaming up with Nenad Zimonjic to beat Marin Draganja and Franko Skugor in the doubles . Djokovic , though , was n't even initially supposed to play in the match . Viktor Troicki was named to play alongside Zimonjic but Serbia coach Bogdan Obradovic opted for Djokovic after his impressive performance against Delic . Meanwhile , the player renowned for his forward thinking when it comes to fitness has taken to practicing ballet with his Ristic after the current Wimbledon champion posted a photo online of the couple together and wrote : 'Ballet with my wife ' . Current Wimbledon and Australian Open champion Novak Djokovic poses with his wife after taking up ballet . Serbia players celebrate after setting up a Davis Cup showdown with Argentina .
Novak Djokovic helped Serbia past Croatia into Davis Cup quarter finals . The Serbian star beat Croatia's Marin Cilic in straight sets to reach the last eight for a record eighth time at Roland Garros.