It's a game!

[Jaya]

1, 2, 3,
Count with me. [There were a series of Count Joscelin (of Edessa) in the 1100s.]

3, 4, 5
It’s 1100[Count Joscelin I, II, II of Edessa all were in the 1100s], and we die like flies [Lexa is a character in a tv show set in a post-apocalypic world]

6, 7, 8 [Lexa is a character in the TV show the 100, a number, these are numbers. They're also counting up - Count Joscelin]
And now?
It’s 2014, It’s Time, you got the soul. [English modern soul musical collective Jungle released a single + music video in 2014, called Time]

Defend this! [The name Lexa is a Czechoslovakian baby name. In Czechoslovakian the meaning of the name Lexa is: defender of mankind.]

Sources:
https://en.wikipedia.org/wiki/Joscelin_I..._of_Edessa
https://en.wikipedia.org/wiki/Joscelin_I..._of_Edessa
https://en.wikipedia.org/wiki/Joscelin_I..._of_Edessa
https://en.wikipedia.org/wiki/Jungle_(band)
http://www.sheknows.com/baby-names/name/lexa
http://the100.wikia.com/wiki/Lexa

All easily findable if you just type in the names into Google.