ZE:A's Hyungsik is kept awake at night by performance anxiety.
According to a report in Allkpop.com, the celebrity recently expressed his frustration online from lack of sleep.
On August 11th, Hyungsik tweeted, "After I've finished all the schedules and I've closed my eyes on my bed, I think about whether I made mistakes today, how I spent the day, and what I will be doing tomorrow, and two hours have gone by with my eyes closed... Let's pray. Everyone good night."
The fans became worried about their idol having trouble falling asleep and commented, "Is Hyungsik a perfectionist... he must have a lot of worries", "Don't worry and sleep well!", and "Insomnia is very tiring."
Soon after his tweet, Hyungsik made the fans feel better by posting a bright picture of himself getting excited for the new day. He wrote, "Starting the day excited!!^_^ Ah! Today is a good day with Inkigayo and 'Real Men' coming on! Everyone tune in to the broadcast~!! I love you!"