Carl's pen pal, Elke Elkberg from Sweden, is coming to Retroville to meet him, and Carl is in a panic.
| Title | Carl Wheezer: Boy Genius |
|---|---|
| Genres | Animation Action & Adventure Comedy Sci-Fi & Fantasy Kids |
| Release Date | 2006-01-26 |
| Episode Runtime | 00 Hours 24 Minutes |
| Season Number | 3 |
| Episode Number | 16 |
| Production Companies | O Entertainment, DNA Productions, Nickelodeon Productions, Nickelodeon Animation Studio |
