Seo In Guk confessed that his appearance fees have risen.

He was a guest on December 12th's episode of MBC's 'Radio Star', where the MCs asked, "Has your pay for 'Rascal Sons' increased after filming 'Reply 1997'?". Seo In Guk answered that his pay had indeed rose.

Lee Sung Jae, who was also a guest on the show,�added, "Seo In Guk recently said that he was going to buy a very expensive car," to which Seo In Guk admitted he was thinking of buying a foreign car.