An unusual video has emerged showing a blow-up supermoon erected in China to help locals get pictures of themselves during the 'blood moon' this weekend.<br /><br />It was also China's mid-autumn festival on Sunday as the rare astronomical event happened, with the festival having the full moon play an integral part.<br /><br />The footage, captured in Jiangxi, shows people taking photos and having fun with the odd artificial creation as the actual supermoon shone overhead.