I'm a trainee <a href=" http://www.incrops.co.uk/contact ">queen jo does 100mg of clomid increase chances of twins mutiny</a> THURSDAY: As "The Big Bang Theory" launches Season 7 with back-to-back episodes, Leonard (Johnny Galecki) returns from the North Sea to find that Sheldon and Penny (Jim Parsons and Kaley Cuoco) have been spending some quality time together. 8 p.m., CBS.