SEE ALSO: Park Ji Sung returns with other soccer legends on next week's 'Running Man'!

As mentioned before, Park Ji Sung joined the 'Running Man' cast for the 'Asian Dream Cup 2014' in Jakarta, Indonesia as part of the JS Foundation which is in charge of hosting the charity soccer event. But fans were happy to know that when the cast were not filming, they enjoyed each other's company and showed off their close friendship. The Monday Couple were also spotted spending some one-on-one time together in the back, fueling shippers' happiness.

HaHa also showed his love for fans in Indonesia on his Twitter on the 4th, writing, "thank u!!! Indonesia!! I luv Indonesia!! see u soon!!", while Ji Suk Jin wrote, "I love Indonesia", and Lee Kwang Soo shared, "We love Indonesia", showing their love for Indonesia.

The 'Running Man' cast and staff returned to Korea from Indonesia on the 4th.