E4 is a digital television channel in the United Kingdom. The station is owned by Channel 4. The first transmission of E4 was on 18 January 2001. The channel focuses mainly on the age group of 15-35 years. The station plays mainly American series such as [[Friends(sitcom)| Friends], THERE, 90210, One Tree Hill, Ugly Betty and Desperate Housewives.
When Big Brother is broadcast on Channel 4, E4 send many additional programs from around the series. Including "Big Brother Big brother's Little Brother Live", "", "Big brother's Big brother's Big Mouth" and "Diary Room Uncut". These programs always provide a large increase in the market share of the station.