[James Corden:] I'm just a Batman I'm looking for some Pop Rocks Something that's sweet inside You look like the right fun size
[Niall Horan:] Got done up piratical To come here for this visit Girl, when you break me off a Kit Kat I'm gonna make your Tootsie Pop
[Chorus:] If you're scare, let's do it Give it, my Candy My satchel's waiting Trick or treat on it
[James Corden:] I'm captain Sugar Daddy Cuz I'm about to Starbust Who's it gonna Jujube I'll give it to you Good & Plenty
[Niall Horan:] I love you now and later Girl, you're just so Red Hot You just gotta Charleston Chews I'll crush your Candy 'til you say stop
[Chorus:] If you're scare, let's do it Give it, my Candy My satchel's waiting Trick or treat on it
If we're gonna get tasty, baby I'll give you a Hershey's Kiss Then a bunch of Swedish Fish What's your Halloween fantasy? You want a ghost?, baby Boo You want a cow?, baby Moo
[Chorus:] If you're scare, let's do it Give it, my Candy My satchel's waiting Trick or treat on it [x2]