GUANGZHOU, Dec. 18 (Xinhua) — More than 27 million Chinese people watched the first online concert of the Irish pop band Westlife on Friday night, with the zeal lingering on social media long after the event. The concert held in London was livestreamed on WeChat Channels, wowing the Chinese audience with hit songs such as "Seasons in the Sun" and "My love," as well as a popular Chinese song that stirred the fervor for Chinese fans. In addition to their good Mandarin pronunciation in the Chinese song, the band thrilled the audience through their interactions and sharing their experiences of…