If you were speaking Mexican/latin American or European spanish you would say 'su deseo es mi orden'
Pedir un deseo
deseo un senor
Deseándote todo lo mejor.
To command someone to run in Spanish, you would say "Corre."
You say, "mandado," - "el mandado."
quedate
To command someone to eat bread in Spanish, you can say "Come pan."
To command someone to open the door in Spanish, you would say 'Abre la puerta.'
aliz navada actually is Feliz Navidad
"To listen (to)" in Spanish is "escuchar". "Listen" as a command would be "escuche".
You would say 'come.'
you can not because we do not say that if you said that you would sound stupid
¿Querría / querrían / querrías / querríais...? ¿Quisiera / quisieran / quisieras / quisierais...?
Tú eres mi deseo
Ojala no fueramos amigos.