Penny asks Leonard to lie to her father, while Howard, Raj and Bernadette pull an all-nighter at a telescope.
| Title | The Boyfriend Complexity |
|---|---|
| Genres | Comedy |
| Release Date | 2010-11-18 |
| Episode Runtime | 00 Hours 22 Minutes |
| Season Number | 4 |
| Episode Number | 9 |
| Production Companies | Chuck Lorre Productions, Warner Bros. Television |
