Celebs Go Dating viewers were left in utter hysterics on Tuesday night, as Sam Thompson's sister Louise made a surprise cameo. The Made In Chelsea siblings - who both recently quit the show - had a hilarious exchange where Louise roasted Sam for his 'juvenile' behaviour, as he desperately tried to secure a date for the finale in Tenerife. As Sam desperately tried to convince Aliki to join him on the getaway, it was also last chances for Pete Wicks, Jack Fowler and David Potts, who were all on a mission to find their own holiday companions. Savage: Celebs Go Dating viewers were left in utter hysterics on Tuesday night, as Sam Thompson's sister Louise made a surprise cameo Sam was still in two minds whether he would like to take Aliki on the trip, as he admitted being left hesitant due to her being just 19 years old. But during a heart-to-heart with Louise, she proceeded to suggest he act more mature to land the girl, asking whether he had 'reined in all the Harry Potter b******t chat.' The star added: 'The problem so that you don't take on-board any advice, what kind of girl are you going to find when you're behaving really juvenile? Brutal: Louise made a brief appearance as Sam weighed up whether he wanted to take Aliki to Tenerife, after previously having doubts about her young age Opinionated: Sam confessed doubting whether he could pursue something more with Aliki, as she was just 19 years old Funny: Louise then proceeded to roast Sam for being 'really juvenile,' adding that he needs to 'reign in the Harry Potter b******t chat' But it seemed that the somewhat supportive words left an impact on Sam, as he admitted: 'In my head I was looking massively into the future, like two years down the line I'm falling massively in love. She gave me a ten you know what I mean?' Regardless Louise's savage statements left many viewers at home in hysterics, as they praised her brief appearance in the show. One fan wrote on Twitter: 'Yay!! It was good to see Louise too,' while another added: 'I'd be down for @SamThompson Harry Potter chat any day.' A third also tweeted a quote from Louise's hilarious speech to her brother, along with a playfully stunned GIF. So good! Regardless Louise's savage statements left many viewers at home in hysterics, as they praised her brief appearance in the show However something from Louise's words seemed to ring true with Sam, as he set up another date with Aliki with the hope of taking her to Tenerife. The evening started on an awkward note, as she admitted having been on several dates since their last meeting. But after a hilarious tangent when Sam admitted having a dream of going to clown school, he said: 'I just I like hanging with you, I think you're really cool with these dates. 'This is the most fun I have when I'm with you. Obviously you know we're still in this process of being with the agency and it's just quite... basically they're taking people to Tenerife and I would love you to come.' Aliki then accepted his offer, and the pair made a perfectly time exit as the band played Marvin Gaye's Let's Get It On. Success! Luckily Sam did managed to convince Aliki to embark on the trip to Tenerife with him, and they exited the bar to Marvin Gaye's Let's Get It On Rushing: Meanwhile it was a race against time for the other boys as they aimed to find dates for their holiday, with Pete Wicks torn between asking Demi and Poppy Indecisive: While he hoped a romantic boat date with Poppy might help him make a decision, it instead made things even harder Meanwhile it was a race against time for the other boys as they aimed to find dates for their holiday, with Pete Wicks torn between asking Demi and Poppy. While he hoped a romantic boat date with Poppy might help him make a decision, it instead made things even harder, as by the evening's end he admitted to still having chemistry with both girls. Sadly this meant Pete was still without a holiday date by the episode's end, saying: 'I kind of wish tonight had gone really s**t, but I actually feel on a worse position then when I came. I just don't really f*****g know, I don't know!' Steamy: Pete and Poppy did share a kiss by the date's end, but he confessed feeling in a 'worse position' than before Elated: For David it was onwards and upwards with love interest Luke, as he received the ultimate shock while heading for a surprise visit at his home in Wales. Shock: After being greeted by Luke's mum Lynette, David was immediately faced with the ultimate Meet The Parents test, which he proceeded to pass with flying colours For David it was onwards and upwards with love interest Luke, as he received the ultimate shock while heading for a surprise visit at his home in Wales. After being greeted by Luke's mum Lynette, David was immediately faced with the ultimate Meet The Parents test, which he proceeded to pass with flying colours. As they later enjoyed a cosy drink in a nearby pub, Luke asked David whether they could officially classify themselves as 'seeing each other,' to which the Ibiza Weekender star eagerly said yes. Though it seemed that he also had their entire romance planned out after just two dates, as he said they would go from 'seeing each other, to boyfriends, to married, to divorced.' Onwards and upwards: The pair sealed the deal by officially confirming that they were 'seeing each other' All rights reserved for this news site dailymail and under his responsibility