Sea Shanty hitmaker Nathan Evans was over the moon today as his song reached number one in the UK charts. The Airdrie lad had been campaigning to get his track Wellerman to number one after it had been floating near the top for a few weeks.The track had made it to number one in Germany last month and now is sitting at number one in the UK.And today when it finally happened, Nathan took to Instagram to thank his fans for making it happen.