Blue Peter
Boy band Union J
E4815 Sep 7, 2014 30m
The presenters are joined in the garden by boy band Union J, who will answer viewers' questions and perform their new single Tonight (We Live Forever), and Brit Award-winning artist Ed Sheeran shares his tips on songwriting. Plus, Barney Harwood takes a behind-the-scenes look at the new CBBC drama Harriet's Army.
Where to Watch Boy band Union J