Gower deaths: James Holder and Johnny Knoedl tributes
Tributes have been paid to two young men killed after a car left the road and hit a tree on Gower, near Swansea, at the weekend.
James Holder, 17, was described as a "likeable and friendly youngster", while Johnny Knoedl, 22, from Gowerton, was one of four children.
They were travelling towards Crofty on the B4295 at Llanrhidian at 19:50 BST on Saturday.
A 25-year-old driver and a third passenger, 21, are in hospital.
In a statement, his family said: "James was a likeable and friendly youngster with his whole life ahead of him.
"He was looking forward to the future and had just started a course on animal care at Bridgend College, the one thing he had always wanted to do.
"He was a loving brother, grandson, nephew, cousin and friend who will be sadly missed but always in the hearts of those who know him."
Jonathan Craig Knoedl, 22, from Gowerton, Swansea, was one of four children.
His family said his two brothers, Karl and James and sister Danielle were "extremely devastated by the loss of their brother and best mate"
"Jonathan was known by his friends and family as Johnny and was well known in the Gower and Swansea areas. Johnny was a partner, with his brother James in JK Gardening Services and was a landscape gardener with the company."
His parents Gail and Peter said they wanted to thank everyone who has shown kindness to the family "at a very difficult time."
Flowers and tributes
South Wales Police are appealing for witnesses.
Police want to speak to the occupants of two vehicles that left a queue of traffic after the collision.
Officers believe the occupants of the white vehicle - described as "chunky" and containing five females - and the black car may have important information.
The incident, which involved a black Volkswagen Golf, happened less than a mile north of the entrance to Llanrhidian Caravan Park.
Flowers and tributes have been left at the scene.
One note read: "Sleep easy big fella. You will be missed by me and so many others."
Officers have appealed for any witnesses, including anyone who saw the Golf before the collision, to contact the Western Roads Policing Office on 01792 456999, extension 88331. Alternatively, callers can dial 101.