That is a very normal sight for Singapore, nothing unusual at all. The fearfagging is getting old.
Bieber is claiming to have Epstein-Barr disease.
https://www.billboard.com/articles/columns/pop/8551138/justin-bieber-emotional-changes-interview-with-apple-music-zane-lowe-10-highlights
Anyone concerned about Corona virus is watching to much TV. Turn it off.