Wolfblood's Leona Vaughan joins Sam and Mark in the studio. There is also music from singing sensations Collabro, and the boys embark on their toughest In Yer House challenge yet. |
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Title: | Collabro and Leona Vaughan | |
Air Date: | March 17, 2017 | |
Runtime: | 60 min | |
Alien : so be it