When the DJ announced a contest, the phones 'lit up'. [=the lights on the phones lit up because many people were calling]
His eyes/face 'lit up' [=he looked very happy and pleased] when she walked in the room.
He 'lit into' his employees for their sloppy work. [=he criticized them very harshly]
(..) I don't have a single childhood memory that doesn't have you two in it. And that includes the night I lit my ass on fire. Remember? Wade... Memory Lane is closed. Ah, boy, you two got a whole lot of catchin' up to do... so I'm just gonna (..)2002 Sweet Home Alabama