![](https://image.tmdb.org/t/p/original/acNNoPw78KD71EKbxuWBd4CDwzx.jpg)
![](https://image.tmdb.org/t/p/w342/5Lnx13OapxIyF5pFfagYTY73BN3.jpg)
Episode 4
Unseen: Go behind the scenes of the boys' epic US adventure in a special episode featuring all the outtakes, pranks and wind-ups you were never meant to see.
![](https://image.tmdb.org/t/p/w300/wiIblnFj8nsEne9w8e7Oiowu1jr.jpg)
![](https://image.tmdb.org/t/p/w300/eEw9eNIHxTReEsaXYG6NKxOY7fb.jpg)
![](https://image.tmdb.org/t/p/w300/ffniElPX1c203EYKm22MTphSPBN.jpg)
Other episodes for this season
![Episode 1](https://image.tmdb.org/t/p/w300/2gxChbVmLABljac8ycAnd0VkF2D.jpg)
![Episode 2](https://image.tmdb.org/t/p/w300/u8u4ozM97I88yTJV5j1u6pLsp8f.jpg)
![Episode 3](https://image.tmdb.org/t/p/w300/yUVoui3Pkdm9Pb2pVXFvXTCjE08.jpg)
![Episode 4](https://image.tmdb.org/t/p/w300/acNNoPw78KD71EKbxuWBd4CDwzx.jpg)
Unseen: Go behind the scenes of the boys' epic US adventure in a special episode featuring all the outtakes, pranks and wind-ups you were never meant to see.