Britain's Got Talent 2015: Dance act UDI light up the stage (Semi-Final 3)

Britain's Got Talent 2015: Watch Jamie Raven and UDI go through to the final (Semi-Final 3)

Britain's Got Talent 2015: Can dancer Dylan Byrd shake up the semi-finals? (Semi-Final 3)

Britain's Got Talent 2015: The Judges meet their dog-a-likes (Semi-Final 3)

Britain's Got Talent 2015: Narinder hopes the nation will "comb around" to his act (Semi-Final 3)

Britain's Got Talent 2015: Jamie Raven's incredible magic moment (Semi-Final 3)

Britain's Got Talent 2015: Stephen chats to Jamie Raven and UDI (Semi-Final 3)

Britain's Got Talent 2015: Will Great Britain love The Sakyi Five? (Semi-Final 3)

Britain's Got Talent 2015: Gracie Wickens-Sweet is feeling reflective (Semi-Final 3)

Britain's Got Talent 2015: Singer Ella Shaw is feeling good about her performance (Semi-Final 3)

Britain's Got Talent 2015: The Kingdom Tenors make some tremors (Semi-Final 3)

Britain's Got Talent 2015: The Kingdom Tenors make some tremors (Semi-Final 3)

Britain's Got Talent 2015: Gracie Wickens-Sweet is feeling reflective (Semi-Final 3)

Britain's Got Talent 2015: Narinder hopes the nation will "comb around" to his act (Semi-Final 3)

Britain's Got Talent 2015: Will IMD Legion's super routine impress the Judges? (Semi-Final 3)

Britain's Got Talent 2015: Jonathan Lutwyche is only human (Semi-Final 5)