South Korean actor Son Suk-ku, who emerged as one of the biggest stars of 2022 with the TV series “My Liberation Notes” and action blockbuster “The Roundup,” has made a comeback with the play “Army on the Tree.” All tickets to the play, which was to run June 20-Aug. 5 at the LG Arts Center, have been sold out. The play has been extended by a week to Aug. 12, and the tickets for the.