InHognito!

How did/n't Hog get his name?

 * Hog was a child-star by 10yo, when he became famous for his singing & ability to herd sheep. Fame sent him down a dark path of truffle addiction. "Hog" is a PR move to clean his image up. He still writes to the Hoggetts and sings.
 * In a bizarre case of mistaken identity, there is somewhere a hog nicknamed Sean who is quiet and hates attention.

Truth or lie?

 * Hog said in an interview that his favorite sketch is "Green Issue" (answer here)
 * Hog has never been to fair Verona (answer here)
 * Hog owned a Venus Fly Trap (answer here)
 * Hog started playing airsoft in 2017... (answer here)
 * ... and hated it (answer here)
 * One of Hog's doppelgangers is a priest (answer here)
 * One of Hog's nicknames (by the other 2 members of FAH) was Macauley Culkin (answer here)