In Between Men : Avon Trade : 9780060766825 : 0060766824 : 01 Feb 2006 : What else could go wrong for 29-year-old ESL teacher and single mom Isa Avellan after she's been voted the un-sexiest woman alive by the entire student body? Well . . . She could be knocked unconscious by a well-kicked soccer ball and wind up saddled with a guardian angel who looks and sounds a lot like Joan Collins. She could have to endure the on-air ravings of her flojo ex-husband as he reveals every intimate, humiliating detail of their sex life to an infamous shock-jock . . . on national radio! Or she could take matters into her own hands and submit to a total makeover, from lipstick to toenail polish to lacy lingerie. And with the help of some well-meaning (if slightly loca) tías, she could become L.A.'s most ravishing reborn sex goddess, say adios to the past, and see about capturing the attention of a hot new man. But the new Isa is about to find out that it's not so easy juggling motherhood, career, a