To toddler aged 2.3. I came up with taking a breast when the song ends…

To toddler aged 2.3. I came up with taking a breast when the song ends. Immediately checked and everything worked out. I've been repeating many times that milk is for babies, that when the milk runs out, the breast starts to hurt, I have to call the doctor. (When I talk about the doctor, it's already in despair and I plan to glue the nipples with plaster, referring to the doctor ?.) And today got stuck on the breast specifically, until I didn't come up with a song. As soon as the song ended, she detached from me and just started looking at the ceiling. But when another song started, she demanded the breast again, says still, song, give me