‘One Tree Hill’
DRAMA. How do we know things are really winding down over in Tree Hill? Because Chad Michael Murray makes his long-awaited return tonight as Lucas, who lends a hand to old pal Haley while Nathan makes an escape attempt.
8 p.m., The CW
‘Royal Pains’
DRAMA. Jack’s illness is more than a medical problem Hank is unable to cure — it spells Jack’s demise, a fate Hank is having a difficult time accepting.
Season finale, 10 p.m., USA
‘Happy Endings’
COMEDY. The friends celebrate an end-of-winter tradition: Brad and Jane’s annual domestic squabble, dubbed the “spring smackdown.”
9:31 p.m., ABC
‘Are You There, Chelsea?’
COMEDY. Dee Dee fesses up to naming her pillow Mario Lopez. Mario Lopez the TV personality also guest stars.
8:30 p.m., NBC