Even the show's co-hosts Kelly Brook and Patrick Kielty were baying for one another's blood when Kielty decided to declare during one live show that Brook had previously dated contestant Paul Danan.
Other memorable highlights included Abi Titmuss becoming more and more enraged as Fran Cosgrave repeatedly referred to her as Vanessa Feltz, swiftly followed by a tipsy and uncouth Rebecca Loos letting rip.
The series aired almost exactly a decade ago, so we found ourselves wondering - whatever happened to eventual winner Jayne Middlemiss? And the Love Island love god that was Lee Sharpe?
As the new non-celebrity series currently enjoys its ITV2 revival, we find out what the 12 star contestants have gone on to do since their 2005 stint below:
Love Island winner