Park Hae Jin's label to take legal action against 'Four Sons' production on his behalf

Actor Park Hae Jin reported to have been absent from filming for drama 'Four Sons' for the past 20 days

Actress Lee Si Ah cast as Nana's replacement in 'Four Sons'

Lee Sun Bin rejects lead role in upcoming drama 'Four Sons'

Lee Sun Bin considering replacing Nana's role in 'Four Sons'

Nana to leave the cast of upcoming drama 'Four Sons'?

'Four Sons' delays return to filming with new director

'Four Sons' to restart filming with a new director

Filming for drama 'Four Sons' discontinued for all of July + actors requesting to pull out of production

'Four Sons' producer blames PD Jang Tae Yoo for the halt in filming

'Four Sons' halts filming after production company refuses to pay for equipment and staff

'Four Sons' reveals bright cuts of Park Hae Jin, Nana, & Kwak Si Yang