Tweets of the week: LeBron James sends his love to Serena Williams

Tomas Berdych apologizes to the referee from his quarterfinal match, LeBron James shows some love for Serena Williams and more terrific tweets from the tennis Twittersphere this week.
💐💐💐this i my personal apologize to the referee from yesterday.She was right.My emotions were driving my crazy...Sorry for that 💐💐
— Tomáš Berdych (@tomasberdych) September 5, 2014
Mission "buy something for myself" completed👌 p.s the Disney is a present (actually only 1 bag is mine) #lol pic.twitter.com/F1Zo6k2DZB
— Aleksandra Krunic (@KrunicAlex) September 3, 2014
Love listening to the radio in the car #DJRF @gwenstefani pic.twitter.com/3iyq4JnlAx
— Roger Federer (@rogerfederer) September 1, 2014
To whoever plays 'Genie in a Bottle' on Arthur Ashe @usopen when I walk on and off court: I love you.
— Genie Bouchard (@geniebouchard) August 31, 2014
That was such a bad challen... I mean. Wow great eye Novak
— Madison Keys (@Madison_Keys) September 4, 2014
Tks big Bro RT “@KingJames: S/O the Great @serenawilliams at the US Open best of luck to u! Dope PowerBeats a http://t.co/RNiyg4fmss”
— Serena Williams (@serenawilliams) September 4, 2014
Thank you to my good friend @andy_murray for a great match last night...see you at the next one. #usopen pic.twitter.com/cmbuY6wH0n
— Novak Djokovic (@DjokerNole) September 4, 2014

Contributor, SI.com Nguyen is a freelance writer for SI.com, providing full coverage of professional tennis both on and off the court. Her content has become a must-read for fans and insiders to stay up-to-date with a sport that rarely rests. She has appeared on radio and TV talk shows all over the world and is one of the co-hosts of No Challenges Remaining, a weekly podcast available on iTunes. Nguyen graduated from the University of California, Irvine in 1999 and received a law degree from the University of California, Davis in 2002. She lives in the Bay Area.