goody two–shoes or Goody Two–shoes 
/ˈgʊdiˈtu:ˌʃu:z/ noun
plural ∼ two–shoes or ∼ Two–shoes /ˈgʊdiˈtu:ˌʃu:z/ noun [count] informal + disapproving : goody-goody
▪ You didn't invite her to the party, did you? She's such a goody two-shoes.
▪ You didn't invite her to the party, did you? She's such a goody two-shoes.
