updated 06/29/2011 AT 2:05 PM ET
•originally published 06/29/2011 AT 4:05 PM ET
Novak Djokovic advanced to the semifinals at Wimbledon on Wednesday, but the Serb isn’t feeling 100 percent about the tournament.
He misses his dog.
Wimbledon is the exception to the rule. Perhaps due to the U.K.’s strict rules concerning pets entering the country, Pierre has not been granted entry.