And the 19-year-old continued, sharing her reaction when the reality TV starlet called her out:
[Image via Glamour Magazine.]
Unlike Miley Cyrus, Rosie's Halloween-themed outfit looked chic rather than making us shriek.
It must be her bewitching beauty! See what we did there? Ha!
Are U feeling Rosie's black and orange ensemble???
[Image via Daniel Deme/WENN.]