一個字：好看！

第十二集中Sheldon在教授帶著Mr Kim離開後唱的那首歌簡直太妙了。

he's singing "hava nagila" (a traditional jewish song) to the tune of "cielito lindo" (a traditional mexican song) and then changes the lyrics to winning the nobel peace prize

http://www.youtube.com/watch?v=2vZlik-4mGg