Their declaration of love, and the revelation of doubts, comes just 24 hours after viewers were left shocked when Marnie stripped completely naked.
Despite having only been romantically involved with each other for less than a fortnight, Lewis declared: ‘I know I can be with you and I want to be with you’.
Agreeing with his words completely, the Geordie Shore star reciprocated and told her new beau: ‘I feel like the luckiest girl in the world!’
However it seems their romance is already showing cracks, as Lewis confessed he was having doubts about the couple’s longevity.
Foolishly confiding his doubts in house trouble-maker Stephen Bear, Lewis admitted: ‘She is amazing but I have so much I want to do!