The Announcer has called Needle "Needy" ten times, which is the most out of all of the other characters in the show. In Insectophobe's Nightmare he called Needle "Needy" and also called her the "STABBER".
In Take the Plunge: Part 2, when Needle picks Snowball, Blocky comments they're in love. Needle denies that, and says she likes Coiny more. Snowball and Coiny gasp, and Blocky is confused by her statement. Needle says she didn't intend to say it out loud, and Snowball goes on the Squashy Grapes anyway.
In Insectophobe's Nightmare, Blocky and Needle were in the final 2 to rejoin. Announcer says Needle is the "STABBER". Blocky is called by the Announcer the "STABBABLE" [sic]. Blocky then slaps Announcer.
- Main article: Needle and Coiny
In Take the Plunge, Needle responds to Blocky's accusation by explaining that she likes Coiny more than Snowball. This shocks Coiny. Snowball remains bothered by this for a little while, and frustratedly tells the team to pick Coiny, since Needle likes him more. Needle apologizes and asks if it's really that big of a deal. During the challenge, Coiny and Needle work together to carry a yacht part over to the rest of the team.
In Power of Three, Coiny, Ice Cube, and Needle are on a team. Coiny asks Needle if she knows where Ice Cube is, but refers to her as "Needy". She slaps him and tells him not to call her Needy. Later, Coiny decides he will be the team leader. Coiny and Needle build a structure up to get the key.
In Puzzling Mysteries, Announcer calls Needle "Needy", but steps out of her way, causing her to slap Coiny. Coiny asks Needle why she doesn't like being called Needy, but she is unable to respond due to being launched.
In Half a Loaf Is Better Than None, Coiny asks Needle if she thrwh hhrw ghrr hrwrhrr. But he calls her Nrrdr, so she slaps him.
In Insectophobe's Nightmare 3, Coiny gets Needle to switch by threatening to call her Needy. Three times. In a row.
In Zeeky Boogy Doog, Coiny exclaims "Now I'm surrounded by pins and needles!" Needle slaps him a couple of times. Upon winning, Coiny and Pin high-five. Needle is not included and is frowning.
In Get in the Van, Coiny and Needle are sitting next to each other before Cake at Stake. When Coiny is talking to Pin about team size, Needle grabs him and holds him up to Pin. When Needle asks where Yoyle Mountain is, Coiny answers.
In No More Snow!, Needle botches the calculation of their distance to Yoyle Mountain, so Coiny shows her how it's supposed to be done. Later, Coiny calls Needle Needy in order to get her to slap him, launching him out of the canyon. Upon finding out that Pin, Needle, and Spongy are dead forever, Coiny looks disappointed.
In The Long-lost Yoyle City, Pin and Needle see what happens when Coiny and Nickel are put next to each other. Pin interrupts Needle when she tries to tell Coiny what happened, telling her to pipe down.
In BFDI Is Back, Coiny tells Needle that he is going to die.
In Puzzling Mysteries, Eraser called Needle "Needy", and she slapped him.
Status: Minor Enemies
Due to Needle's early elimination in BFDI, they haven't interacted with each other, except in Return of the Hang Glider, where Flower slapped Needle because she voted for Firey instead of Leafy to win Dream Island.
Status: Minor Enemies
Leafy has a strange relationship with Needle. Although Leafy is a nice person, she seems to like Needle, but calls her "Needy" a little too much, such as in Bridge Crossing when Leafy called Needle "Needy" repeatedly to annoy her. In total, Needle has slapped her 7 times.
Like most contestants in BFB, Needle likes Loser. Even when Loser finishes her sentence in Getting Teardrop To Talk, she still roots for him. The 2 are even on the same team.
Snowball seemed quite angry at Needle when she said that she liked Coiny more. This could be evidence that they are enemies. Snowball also angrily blamed Needle for her cake blocking out the sun.
- Main article: Teardrop and Needle
In The Glistening, she asks Teardrop to help vote for Firey to be eliminated.
In Get to the Top in 500 Steps, Teardrop and Pin are sitting with Needle. Teardrop looks very concerned when Needle becomes CGI.
Status: Good Friends
Status: Neutral (possibly enemies)