This is the opposite of "yoko" mode, in which the gameplay screen is shrunk so that it fits a TV oriented normally. This results in two bars on the sides of the screen taking up the unoccupied areas. Yoko mode makes the screen very hard to see, and is generally not recommended for vertical shooters.
2. To cheat on an exam
2. OMG, I can't believe you tated on that chemistry test yesterday!