You all are my... is an English equivalent of 'Voi siete miei...'. The subject pronoun 'voi' means 'you all'. The verb 'siete' means '[you all] are'. The masculine possessive 'miei' means 'my'. All together, they're pronounced 'voy SYEH-teh myeh'.
"You all" is an English equivalent of the Italian word voi. The second person informal plural pronoun in question may be found employed in local or regional Italian as an admiring, respectful form for the singular "you." The pronunciation will be "voy" in Italian.
voi siete matti
"Ciao belli amici!" Pronounced "chow bellee ameechee" (the i's make a long e sound)
"You are beautiful too!" in English means Anche tu sei bello! to a man, Anche tu sei bella! to a woman, Anche voi siete belli! to men and Anche voi siete belle! to women in Italian.
non vedo l'ora per voi di essere completamente miei
Tu sei differente (if singular) Voi siete differenti (if plural)
E voi, come state? in Italian means "And how are you all?" in English.
Un bacio per voi in Italian means "a (one) kiss for you" in English.
Bello sentire da voi! in Italian means "Nice to hear from you all!" in English.
La bellezza è con voi in Italian means "Beauty is with you" in English.
Sono sempre qui per voi in Italian means "I'm always here for you" in English.
"I miss you all!" in English is Manco tutti voi! in Italian.