For identical twins , their lives could hardly be more different . Jalila Henry , 21 , is described as a ‘ party girl ’ who drinks and smokes , wears revealing outfits and enjoys watching The Only Way is Essex . In stark contrast , her Muslim convert sister , Jamila , is teetotal , wears a traditional headscarf and spends her spare time studying the Koran . Jamila Henry , left , who has been detained in Turkey on suspicion of trying to join ISIS . Her twin sister Jalila in stark contrast is described as a party girl who smokes and drinks . But this week they were involved in an extraordinary case of mistaken identity after Jamila was seized by Turkish security services allegedly en route to join jihadi group Islamic State – travelling on her twin ’ s passport . Confusion arose in Britain after Turkish authorities named the arrested woman as Jalila – prompting one relative to joke that she was more likely to have ended up in the country after getting carried away after a night of partying . Jamila remained in Turkey last night awaiting deportation hearings to get her back to the UK , where she could face arrest on suspicion of preparing acts of terrorism . British authorities are not believed to have played any part in her arrest and the decision to arrest her was made by Turkish agents . Daughters of a painter and decorator father and council housing officer mother , the Henry twins were described as ‘ popular and polite ’ in their youth . It has been claimed that Jamila tried to travel to Syria using her sister 's passport , pictured . A fellow pupil at Sellincourt Primary School in Wandsworth , South London , said : ‘ They were very nice , friendly , hard-working girls . I can ’ t imagine one of them ever wanting to join Islamic State. ’ But as the twins grew up , they began to head in very different directions . Pictures on Jalila ’ s Facebook page show her smoking – with joking comments from friends about being a ‘ weed head ’ . Other photos show her in a bar clutching two bottles of drink and going out wearing short skirts and a bikini tops . Her ‘ likes ’ include reality TV shows and modern musicians and rap stars , including Eminem . In contrast , the only pictures of Jamila show her dressed in a head scarf . Relatives said she converted to Islam a few years ago and they have had little contact with her since . One said : ‘ They are identical twins . If it is the Muslim one , it is Jamila . The one who is not Muslim is Jalila . ‘ She is definitely not religious and drinks and smokes . Frankly , she ’ s a bit of a party girl . She ’ s the kind of person who would get drunk and end up in Turkey. ’ Jamila was arrested by Turkish security services as she prepared to board a bus in the capital Ankara . Agents suspect she was trying to travel to the border with Syria . Turkish officials said authorities apprehended the woman based on local intelligence and were not tipped off by British authorities . Messages and images on her mobile phone suggested she was planning to head to Islamic State territory , they alleged . Messages and images on Jamila 's mobile phone suggested she was planning to head to Islamic State territory . Pictured is an ISIS member in the Syrian city of Raqqa . At her flat in Balham , South London , yesterday , Jalila would say only that she had ‘ loads to sort out ’ . At her £500,000 home in nearby Streatham , the twins ’ mother , Patricia Henry , 50 , said she was ‘ getting together with her relatives ’ to discuss how to respond to the arrest . Their Guyanan-born father , Kirk Ramsammy , has recently been treated in hospital and was not at his South London home yesterday . Security services estimate 600 Britons have gone to Syria or Iraq to join militant groups .
Jamila and Jalila Henry , 21 , are identical twin sisters from south Syria . Convert Jamila has been caught travelling to London on her twin 's passport . Jalila is described as a party girl who drinks and wears revealing clothes . Jamila is a Muslim , who is teetotal , reads the Koran and wears a headscarf . She was seized by Turkish security services allegedly en route to join ISIS . 21-year-old remains in Turkey and is awaiting deportation back to the UK .