World number one Serena Williams and her sister Venus showed their love and admiration for one another on their respective Instagram accounts.
The Williams' sisters won their opening doubles game against Andreja Klepac and Katarina Srebotnik defeating them 7-5, 6-3.
Soon after, Venus went on to post this on her instagram account: 5 sets today. 2 of them with my favorite tennis player @serenawilliams #sucess #wimbeldon.
Her sister and defending champion Serena replied saying: No you are MY FAVORITE player. I love u so much â¤ï¸â¤ï¸ð #Repost @venuswilliams.
Together, Serena and Venus Williams have won 5 Wimbledon titles in the women's doubles category.