Cherie Tan has gone Mad.
She is crazy, mad, insane, mental, retarded, ape, barmy, batty, berserk, bonkers*, cracked, crazed, cuckoo, daft, delirious, demented, deranged, dingy*, dippy, erratic, flaky, flipped, flipped out, freaked out, fruity, idiotic, insane, kooky, lunatic, mad, maniacal, mental*, moonstruck, nuts, nutty, nutty as fruitcake, of unsound mind, out of one’s mind, out of one’s tree, out to lunch, potty, psycho, round the bend, schizo, screwball*, got a screw loose, screwy*, silly, touched*, unbalanced, unglued, unhinged*, unzipped, wacky .

Thank You Dictionary.com.