( CNN ) What does 17-time Grand Slam winner Roger Federer have to talk about with World No . 4 Andy Murray ? Hairstyles , apparently . Federer crashed the Scot 's Q & A Twitter session on Thursday to tease Murray about his lustrous locks , asking `` how do you get your hair to be so curly ? '' with the hashtag `` helpabrotherout . '' Murray joked back : `` I do n't take as good care of mine as you ! I saw you checking your hair out during the photo shoot yesterday # silkysmooth , '' before posting an image of himself from 2008 with a curly mane , adding `` let me know if you ever want to go down this route.. Think it would be good for your image . '' Earlier this month , Federer suffered some embarrassment of his own when a small boy played a point against the 33-year-old -- outmaneuvering the Swiss legend with a perfect lob at an exhibition match in New York . Both Federer and Murray are competing in the BNP Paribas Open in Indian Wells this week . Four-time winner Federer is aiming for his 50th match win at the Californian tournament while Murray is looking to improve on his runner-up finish in 2009 .
Tennis legend Roger Federer exchanges hairstyle tips with Andy Murray . The men discuss curls , smoothness and `` being worth it '' over Twitter . The sport is no stranger to funky hairstyles over the years .