If you are talking to someone you know informally (you use tú with them), you would say "sé más profesional". If it is someone you know formally (you used usted with them), you would say "sea más profesional"
Translation: bailadores profesionales
más
"Ya no mas"
decir mas
There is only one way to say hello in Spanish: hola.
You say "un poco más".
You can say "¿Tienes más fotos?"
Professional is said profesional in Spanish
Mas mojitos.
"Professional golfer" in Spanish is "golfista profesional". It is pronounced "goal-FEES-tah pro-fess-see-oh-NAHL". Please see the Related link below for confirmation of the translation.
Well there is no exact word for uglier in spanish, spanish can be weird like that, but ugly is 'feo'. You'd have to say 'mas feo' (literally: 'more ugly').
The Spanish say it more politely: "Ven aqui", which means "come here". There is no direct Spanish translation for, "Get your butt over here".