Place in order, earliest to latest, these UK TV commentators - Rolf Harris, Dave Lee Travis, David Jacobs & David Vine ?
In what year did the Eurovision Song Contest make it's first post on social media website Facebook ?
The UK 2014 Eurovision entry is called "Children of the Universe" by Molly, which Radio 1 DJ made a dance remix of it ?
David Jacobs (1960 / 1963-66) , Rolf Harris (1967), Dave Lee Travis (1971), DavidVine (1974)
2008 - January 1st.