This interview is very sporadic because it's just fast cuts from the whole interview which can be found in text and gifs at the source, in Korean. The 'hitting' incident is just LE hitting Hani with green onions: http://cdn9.pikicast.com/card/a748dd0b-b02d-4451-82e7-ba8cc2e7afa4_20141231180556419.gif

Source: http://m.pikicast.com/pikicast-new-web/collection/view?colId=48793