Lauren Conrad debuts tie-dye hair (as Seventies look is voted "biggest fashion faux pas" of past 50 years)

Lauren Conrad debuts tie-dye hair (as Seventies look is voted "biggest fashion faux pas" of past 50 years)

Lauren Conrad debuts tie-dye hair (as Seventies look is voted “biggest fashion faux pas” of past 50 years)

7:46 PM on 7th July 2011

Hippie chic Reality star Lauren Conrad has coloured her hair with a tie-dye effect - as the trend was voted one of the worst of the past 50 years Lauren Conrad has coloured her hair with a tie-dye effect - as the trend was voted one of the worst of the past 50 years

Hippie chic Reality star Lauren Conrad has coloured her hair with a tie-dye effect – as the trend was voted one of the worst of the past 50 years

Hippie horror: Gwen Stefani (L) and Katy Perry show why some trends are best left behind Hippie horror: Gwen Stefani (L) and Katy Perry show why some trends are best left behind

Hippie horror: Gwen Stefani (left) and Katy Perry show why some trends are best left behind

Seventies revival: Miley Cyrus (L) and Kate Garraway look like they got dressed in the dark Seventies revival: Miley Cyrus (L) and Kate Garraway look like they got dressed in the dark

Seventies revival: Miley Cyrus (left) and Kate Garraway look like they got dressed in the dark

Preview split of Lindsay Lohan and bootsLindsay Lohan leaves Samantha Ronson

What was she thinking Lindsay Lohan shows off some of the worst in footwear with bizarre gladiator-style boots

Feeling perkier Kerry was dressed in a pair of khaki dungarees and managed to muster a smile for the cameras Feeling perkier Kerry was dressed in a pair of khaki dungarees and managed to muster a smile for the cameras

Frankly frightening: Kerry Katona misses the mark with khaki dungarees

Sack the stylist Cher Lloyd appeared to be channeling her inner Hilda Ogden at Heathrow yesterday with a pair of blue dungarees and a bandanna

Sack the stylist Cher Lloyd in a pair of blue denim dungarees