Caleb McLaughlin was Sadie Sink's first kiss.

Onscreen, Sadie Sink achieved a major goal.

[{"selector":"#anim-248e9b25-cbd9-4626-9088-b54ae8956e83","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-9ceb5306-e7ca-42b0-b2cd-8facaf1bd0f0","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-8a411f54-2521-4dbd-90ee-c549b2b8c102","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-fe9c7983-6f2e-4b92-8b11-366cf31abd62","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

She told W Magazine that Caleb McLaughlin was her first kiss on Stranger Things.

[{"selector":"#anim-8987c152-2399-4e82-abea-7fe9b522aa08","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-d2399c21-9c5a-4a2f-8e4a-c6ba6b6a6637","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-b9c8beaf-b5e2-43d5-a756-37ac63e82b09","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-c21c4df5-ca28-410d-bd02-1c9d21e32d9b","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Stranger Things costars have kissed before.

[{"selector":"#anim-aba7b151-20c1-4ae8-832d-e355f7214f44","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-3f7e4f56-96bf-4cf6-8475-db15cf411534","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-8752f534-bc70-4ca2-a9e4-adf96b342027","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-7449c35f-84be-44e7-805b-cc679d2f3036","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Selena Gomez previously described her first kiss with Dylan Sprouse on The Suite Life of Zack & Cody.

[{"selector":"#anim-56d9ceab-002d-45ce-b0a1-54ac43f43790","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-687cbc39-13e2-403f-82f3-ecc746ad0b8e","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-c8a1017f-3aaa-429c-8bfb-226b079f01eb","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-36898321-88ec-42ac-a5a8-6b5270f67fd0","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Stranger Things is darker than the others.

[{"selector":"#anim-e822e546-e57a-4ef0-a918-2dc53da279a0","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-f1a2208a-bb2d-4191-b377-a56cd5ab2f9b","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-c1777f44-90e8-41e0-96cc-48a101a16144","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-f795de6b-59d7-43e0-9aae-b5af0a0a2f2e","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Sink plays Max, a Hawkins, Indiana teen, and McLaughlin, 21, plays Lucas.

[{"selector":"#anim-e02e85c2-f4a5-4a2c-ba78-59f3c6493cf5","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-d3b0a8f3-ddbb-45ef-97d9-150a09e8ac51","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-509f6b45-a2e4-475f-9344-f2951ae1b433","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-ee217a0e-821e-4b3f-b909-f19c80fab58f","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Stranger Things will return for one final season, but Netflix hasn't announced when.

[{"selector":"#anim-44b82f69-c5e9-4ba5-8e64-0e633feef448","keyframes":{"opacity":[1,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-82ac6040-6d33-4ae1-b91f-6956556ebba2","keyframes":{"transform":["scale(3)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-0dd38011-ef58-4802-8093-7c8e3dee916d","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-6993c961-44c7-4441-a6b0-9b5a331430f8","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]