Celeste Avery

Skin by Lady Frontbum

Hair by Newsea (it's subscriber at TSR, but you can get it by downloading Cele from the exchange)

Eyebrows by Subaxi

Eyeshadow by Subaxi

Earrings by Anubis

Top by Aikea Guinea

Trousers from The Sims Resource... I think

Ring by Peggy (at SimsCave here)

Dress by Rusty Nail

Bra by Lorandia

Shorts by Poppy Sims

Top by Evie
Tracksuit bottoms by Lorandia

Swimwear by Rusty Nail


Download:

MediaFire

Sims3.com

Ava Meridian

Skin by Lady Frontbum
Hair by Peggy; get it at Sims Cave here, gratis
Eyebrows by Subaxi
Eyeshadow by Lady Frontbum (it's the Cheetah one)
Lipgloss by Subaxi
Outfit by Liana; Sims Cave-it here
Dress and boots from The Sims Resource
Underwear by Rusty Nail
Navel piercing by Lady Frontbum
Athletic top by Poppy Sims

Download:

MediaFire

Sims3.com

Drew Valentine

Hair edit by Club Crimsyn- you need Tum Tum's original for it to work
Eyebrows by Subaxi (number 5)
Freckles by Lady Frontbum
Ear stretchers from Mod the Sims
Medieval top from Mod the Sims
Leather trousers by Club Crimsyn
FuryRed top by The Mare's Nest
Shorts by Sky Sims

With regards to the other piercings, I'm having difficulty in locating where they're from. For now I'm gonna provide a link to them on MediaFire here for anyone who wants them, but if the original creator happens to stop by I'll happily replace this with a link they provide.

Download:

MediaFire

Sims3.com

Luna Chase

Hair by Shymoo
Lipgloss and eyeliner by Subaxi
Top from The Sim Supply
Shorts by Lili Sims
Boots from TSR (Collection Blondes I believe)
Underwear by Lorandia
Dress by NataliS found here

Download:

MediaFire

Sims3.com

Axel and Ruby Weston

Axel and Ruby- they're siblings yanno, not loverz : p

Axel:
Hair by Club Crimsyn
Outfit from the Steampunk Savvy set at The Store; get it here gratis
Eyebrows by Subaxi

Ruby:
Hair by Peggy
Outfit by Lemon Leaf (here, thanks to Evie)
Tattoo by Miss Skitty

Download:

Sims3.com

MediaFire- Axel, Ruby

Zephyr Mars

Zephyr Mars- the final generation of The Mars Family Legacy

Hair by RoseSims
Costume Makeup by Subaxi
Earrings by RoseSims
Top by Liana
Shorts by PoppySims
Nail Varnish from The Sims Resource
Dress by Lemon Leaf

Download:

Sims3.com

MediaFire

Gemini and Sapphire Skye

The Skye Twins- Gemini: purple hair, Sapphire: green hair

Hair by Rose
Eyeshadow and lipgloss by Subaxi
Freckles by Lady Frontbum
Piercings by Sleepless Angel

Underwear by Rusty Nail

Top by Liana
Trousers, dress, and shoes from TSR
Tights by Lili Sims
Bracelet by Peggy

Dress by Lemon Leaf
Top by Lorandia
Shorts by Lili Sims
Bracelet by Liana

Top by Poppy Sims
Shorts from TSR
Fishnets by Miss Skitty
Dress by Rusty Nail

Download:

MediaFire- Gem, Saph

Sims3.com