Question:  "Bye Bye I Love You" was the Luxembourgish entry in the Eurovision Song Contest, in which year, the song is notable in the history of the Contest; it was the very first entry composed by Eurovision veteran Ralph Siegel, who would go on write 19 ESC entries throughout the 1970s, 1980s, 1990s and 2000s, 1 for Switzerland, that participated in the Eurovision Song Contest 58 times?
Sentence (from "Kids Jury in the Junior Eurovision Song Contest"): As of 2016, the results of each country's Kids' Jury have been integrated with the adult jury to give out two sets of 1-8, 10, and 12 points per country.
Relevant evidence: No