Called to the Diary Room earlier today, Big Brother offered her a date with any housemate in exchange for completing a secret task.
After choosing Jay, she was handed a whoopee cushion and asked to make three loud fart noises in front of her fellow housemates without them suspecting it was her.
The Megan Fox lookalike was allowed to use Jay as her accomplice to cover for her in front of the other housemates.
Fitness instructor Jay yesterday revealed his feelings to a disbelieving Louise in the garden.
Big Brother continues tonight at 10pm on Channel 5.
> Jay gets naked for girls with Full Monty striptease
Watch Louise's secret whoopee cushion task below: