Perhaps the character is hungry and sitting on knees makes it more comfortable to eat the hot dog. It might also be a visual gag to catch the viewer's attention.
Maybe it's just a funny pose or a unique way to enjoy the snack.
It could be that she's in a rush and had to eat quickly while sitting like that. Or perhaps it's a part of some funny or unusual scene in the cartoon.
Maybe it's just a random and funny image someone came up with for no particular reason.
Maybe it's not hungry or doesn't like the food presented to it.
Well, in cartoons, anything can happen! Maybe the dog and cat have some sort of rivalry and this is a way to show it. Or perhaps it's just a random and unexpected event to make the cartoon more exciting and unpredictable.
Well, it could be that spaghetti is its favorite food or it's part of a funny scene in the cartoon. Sometimes, characters do random things just to add some entertainment.
Maybe it's just a funny and creative idea to make people laugh or to show a chaotic situation.
Maybe the dog is not hungry or doesn't like the flavor of the cake.
Maybe the dog is hungry and can't find proper food. Or it could be just curious and doesn't know any better.
Maybe it's just a funny and random idea someone came up with to make people laugh.