Cha Tae Hyun and Kim Jong Kook have been friends for a big chunk of their lives and have shown their close bond on many occasions.

kjk cth

They also bicker a lot and seem to argue whenever the opportunity presents itself. Here are 10 gifs of the two arguing with each other, which might have you questioning their age.

1. Kim Jong Kook was just trying to help

2. Cha Tae Hyun questioning Kim Jong Kook’s fashion choices

3. Telling Kim Jong Kook that it’s pointless to get married now

4. Cha Tae Hyun believing that Kim Jong Kook has a “secret” family

5. Cha Tae Hyun questioning Kim Jong Kook’s status as a human

6. Does Kim Jong Kook have a problem?

7. Kim Jong Kook’s muscles

8. Cha Tae Hyun “exposing” Kim Jong Kook

9. Cha Tae Hyun was glad Kim Jong Kook was left out

10. The sign of a true friendship