He posted that the child would be called X Æ A-12 Musk and his girlfriend later offered an explanation to her followers on social media.

The name X Æ A-12 has been trending on Twitter with many asking how the name will be pronounced.

Many people questioned whether he was being serious or not concerning the weird name.

However, Grimes, real name Claire Boucher, explained the name's meaning to her fans on twitter sys

X, the unknown variable

•Æ, my elven spelling of Ai (love &/or Artificial intelligence)

•A-12 = precursor to SR-17 (our favorite aircraft). No weapons, no defenses, just speed. Great in battle, but non-violent

(A=Archangel, my favorite song)

metal rat.

However, people are more concern about the legality of the name since the birth registration laws says only name with the 26 alphabet can be registered.