The Big Bang Theory: 10 Questions That Still Need Answering

4. Which Letter From Howard's Dad Was Real?

One of the more emotional moments in the series was a letter found, written by Howard's father. Sheldon uncovered the letter while organising the Wolotwitz' closet, yet Howard didn't want to hear from the man who left him and his mother alone for so long. The group then read the real letter alongside some fake ones, so that he has heard the words, but could not decipher which was the real letter, so the question remains: Which letter was the real one? There have been little teases about Howard's family, including the emergence of his half-brother Josh, but we still don't know for sure which letter was actually from Howard's father, which leads to a whole new question...