Where are you 'heading'? = Where are you 'headed'? [=where are you going?]
The research committee was 'headed up' by several leading scientists.
If you keep acting like this, you'll be 'heading/headed for' trouble!
(..) Dialogue: Marked=..,Default,NTP,!Effect,Nonsense! Why would Snape\Nput a curse on Harry's broom? Dialogue: Marked=..,Default,NTP,!Effect,Who knows? Why was he trying\Nto get past that three-headed dog on Halloween? Dialogue: Marked=..,Default,NTP,!Effect,-Who told you about Fluffy?\N-Fluffy? (..)2001 Harry Potter and the Sorcerer's Stone
(..) Dialogue: Marked=..,Default,NTP,!Effect,Listen, last night, l'm guessing Snape let\Nthe troll in as a diversion... Dialogue: Marked=..,Default,NTP,!Effect,...so he could try and get past that headed dog. Dialogue: Marked=..,Default,NTP,!Effect,But, he got himself bitten,\Nthat's why he's limping. (..)2001 Harry Potter and the Sorcerer's Stone