![Big Bang Theory' actor Johnny Galecki says guest star Mark Hamill is obsessed with 'Roseanne' trivia | Fox News Big Bang Theory' actor Johnny Galecki says guest star Mark Hamill is obsessed with 'Roseanne' trivia | Fox News](https://static.foxnews.com/foxnews.com/content/uploads/2018/09/galeckihamill1.jpg)
Big Bang Theory' actor Johnny Galecki says guest star Mark Hamill is obsessed with 'Roseanne' trivia | Fox News
![Behind the scenes on The Big Bang Theory.... Mayim (Amy) and Kaley (Penny) meet Mark Hamill | Big bang theory funny, Big bang theory memes, The big band theory Behind the scenes on The Big Bang Theory.... Mayim (Amy) and Kaley (Penny) meet Mark Hamill | Big bang theory funny, Big bang theory memes, The big band theory](https://i.pinimg.com/originals/fb/66/1f/fb661f548de8c1f68ca78cb717ca9721.jpg)
Behind the scenes on The Big Bang Theory.... Mayim (Amy) and Kaley (Penny) meet Mark Hamill | Big bang theory funny, Big bang theory memes, The big band theory
![Uživatel Lauren McGinty na Twitteru: „@HamillHimself Do you genuinely have a dog called Bark Hamill? 😂“ / Twitter Uživatel Lauren McGinty na Twitteru: „@HamillHimself Do you genuinely have a dog called Bark Hamill? 😂“ / Twitter](https://pbs.twimg.com/media/ET2p9OFUYAA4TsO.jpg)
Uživatel Lauren McGinty na Twitteru: „@HamillHimself Do you genuinely have a dog called Bark Hamill? 😂“ / Twitter
![Big Bang Theory' Landed 'Star Wars' Favorite Mark HamillYODASNEWS.COM – A Daily Stop for all Star Wars News! Big Bang Theory' Landed 'Star Wars' Favorite Mark HamillYODASNEWS.COM – A Daily Stop for all Star Wars News!](http://www.yodasnews.com/wp-content/uploads/2018/05/2018-05-05-16_28_21-How-Big-Bang-Theory-Landed-Star-Wars-Favorite-Mark-Hamill-_-Hollywood-Report.png)
Big Bang Theory' Landed 'Star Wars' Favorite Mark HamillYODASNEWS.COM – A Daily Stop for all Star Wars News!
May The 4th Be With You | The force is strong on The Big Bang Theory's set as Wil Wheaton & Mark Hamill are on hand for next week's big ShAmy wedding!
![Mark Hamill on Twitter: "Congratulations @bigbangtheory for 12 history-making years of laughter, elevating nerd-culture to unimagined new heights & triggering countless folks to ask me if I would please officiate at their Mark Hamill on Twitter: "Congratulations @bigbangtheory for 12 history-making years of laughter, elevating nerd-culture to unimagined new heights & triggering countless folks to ask me if I would please officiate at their](https://pbs.twimg.com/media/D6tW1jhUEAAw1KB.jpg)