He’s openly disrespectful, emotionally unavailable (or inconsistent at bare minimum), unfaithful and he has few real friends or ambitions besides sitting on his couch and doing drugs.
I honestly can’t tell if he’s attractive or not (although he’s clearly out of shape); he’s not exactly stupid but he’s clearly unwise and extremely irresponsible.
What does she in this guy? The only good things I can see him as a romantic partner are money and fame and she doesn’t seem like the type to obsess over that.
“Bojack used to say his penis is like sun-dried tomatoes. Back in the '90s, it got into everything” Among other things, it went into Princess Caroline… So, nothing special.