Yul starting to have an attitude, but yelling won't solve the problem. Before anything, explain calmly what the baby did wrong. Then he'll learn that it's not a nice thing to do.
And above all, with that shaky dialogue bubbles when he called for his uncle, I believe he already knew he is the one in the wrong and did feels apologetic for hurting his love ones in the midst of throwing a tantrum.
What concerns me even more is that, why did Jun even served a bowl of steaming hot soup to a baby in the first place??! Σ(  ̄□ ̄||)
Not that I'd throw a party for Jun is the one who got hurt, but the situation won't be pretty as well if the content in the bowl got splashed to Yul's face instead since his distance was more close to eye-level to the top of the table.











That scared me for a second...
I thought In Hun was meowing for real