Simon: *in civilian clothes, whistling while making tacos in the kitchen*

Batman: *perched on the window sill* Hello, Baz.

Simon: Jess and Hal are in the living room. One girlish scream from me and they go into Lantern mode.

Which is why you take your ring with you at all times. You never know when a creepy colleague will show up at your apartment unannounced.