Dear Abby: My boyfriend is in a co-dependent relationship with his 27-year-old bipolar son admin 5 days ago USA Update Comments Off on Dear Abby: My boyfriend is in a co-dependent relationship with his 27-year-old bipolar son 0 Views Dear Abby gives advice to a woman who witnesses “disturbing” and “erratic” behavior from her boyfriend’s 27-year-old son. Share Facebook Twitter Stumbleupon LinkedIn Pinterest