Es / eres formidable (singular formal/informal 'you are')
Son / sois formidables (plural formal/informal 'you are').
You are wonderful - usted es maravilloso.
My opinion of the Spanish Channel is that I think it is great that there is dedicated programming for Spanish speaking people to watch. Some shows can lose humor after being translated so having programming in an original Spanish language is wonderful.
"Esto magnifico" (the 'I' is implied)
hija bonita
maraviloso. wonderful, terrefic
niños maravillosos
"Wonderful " What do you think?
Maravillosa ========= pronounced Mara vee yosa
I May Be Wrong - but I Think You're Wonderful - was created in 1929.
Eres estupendo. Que tenga una buena noche.
Muchas cosas maravillosas.
Depending on who it is, "Eres maravilloso/a." or "Es maravilloso/a Ud."