According to the cable network, the fourth season of True Blood will premiere on June 26 at 9pm ET.
Season four will feature 12 new episodes of the southern vampire drama starting Anna Paquin and Stephen Moyer.
Larry David's Curb Your Enthusiasm will kick off its ten-episode-long eighth season on July 10 at 10pm ET. Episodes will take place in New York and Los Angeles.
Finally, the eighth and last season of Entourage will begin airing on July 24 at 9.30pm ET. All of the show's key cast members are set to return, including Emmy winner Jeremy Piven.
True Blood executive producer Alan Ball previously said that the witches in the show's fourth season will be "dark".
Comedian Andrew Dice Clay recently joined the final season of Entourage.