Jet2's holiday jingle, set to Jess Glynne's "Hold My Hand," has taken over the internet and got stuck in millions of people's heads.

"The way the music stopped I'm crying," one viewer wrote, while another posted: "He wanted to show his friend his new jacket.

CNN’s Victor Blackwell speaks with astrophysicist Neil deGrasse Tyson about NASA’s desire to make the US the first country to ...