Super Mario RPG is not behaving.

[Blue]

So I just finished giving the cake boss a can of whoop *** and Peach is now on my team, but I can't talk to mallow's grandfather. It's supposed to have him tell me to go to star road but he just is moaping about mallow. Help!
Pls help.

 

[Blue]

If It Helps any, I am playing on SNES classic.