Why does WE_BABY stun the user?

[puzzles 0]

The skill WE_BABY has this line in skill.c@6964:

status->change_start(bl,SC_STUN,10000,skill_lv,0,0,0,skill->get_time2(skill_id,skill_lv),8);

This stuns the baby for a sixth of a second after casting the skill, why?

[Ind 945]

hmm o-o a mystery!