At 5ft10 he's an inch taller than the average British male.
Yet Rod Stewart couldn't measure up to his statuesque family members as he enjoyed a night out with 6ft1 wife Penny Lancaster and their 6ft4 son Alistair at The Maine in Mayfair on Monday.
The rocker, 78, famously sang about his love of Hot Legs and was no doubt sent wild by Penny's as she put hers on full display in a black mini dress.
The model, 52, pulled out all the stops as she and rock star Rod, 78, took Alistair out to celebrate his 18th birthday.
She gave herself a few extra inches in a pair of sparkling heels as she showed off her toned legs and strutted her stuff outside the celebrity hotspot venue.
Rod Stewart was dwarfed by 6ft4 son Alistair as the 5ft10 rocker took his son out for his 18th birthday at The Maine in Mayfair on Monday
Penny Lancaster looked as glamorous as ever as she stepped out alongside Rod on the night
The family were also joined by Alastair's girlfriend Eloise Darlington and they were seen putting on a very loved-up display as he sweetly lifted her into the air
Meanwhile, Rod looked as trendy as ever in a black shirt and trousers, styled with a bold red animal print blazer and coordinated suit shoes.
He kept warm amid the chilly temperatures in a black jacket with an extravagant faux-fur collar as he joined his family for the night out.
Birthday boy Alastair cut a dapper figure in a beige suit and a white shirt, which he paired with suave black loafers.
The family were also joined by his girlfriend Eloise Darlington and they were seen putting on a very loved-up display as he sweetly lifted her into the air.
Alastair was seen sweetly walking hand-in-hand with Eloise before they shared a close hug, with Alastair then picking up his girlfriend.
The couple were giggling as Alastair carried her along the pavement during the jovial night out on the town.
The family were all seen heading off together in their vehicle at the end of the night, with Alastair playfully posing for the cameras.
Penny also took to Instagram on Monday to share a gushing tribute to her eldest son Alastair on his 18th birthday.
She shared an array of throwback snaps of herself and Rod with Alastair over the years and gushed over her 'wonderful' son in a caption.
Penny, 52, pulled out all the stops as she and rock star Rod, 78, stepped out after a night at The Maine in Mayfair with Alastair for his milestone birthday
For the occasion, Penny put on a very leggy display in a black mini dress embellished with gold buttons and a stylish jacket
Alastair put on a very cosy display with his girlfriend Eloise as she joined the family to celebrate her boyfriend's 18th birthday
Alastair appeared to be having the time of his life as he picked up his girlfriend in the air in a sweet gesture
Alastair appeared thrilled to be celebrating his birthday as he flashed a huge smile and picked Eloise up
They looked as loved-up as ever as Eloise threw her arms around a very animated Alastair
Alastair appeared to be in jovial form as he celebrated his birthday with his girlfriend
The couple sweetly walked hand-in-hand as they showed their close connection
Eloise cut a glamorous figure in a black mini dress, which she styled with black heeled boots and a brown leather jacket
She cut a very glamorous display in her stylish ensemble as she joined the family for the night out
Alastair had a great night out with his father Rod as the pair appeared to be in jovial spirits
Rod sweetly posed with his son Alastair as they all joined together to celebrate his birthday
Penny gave herself a few extra inches in a pair of sparkling heels as she showed off her toned legs
Rod and Penny were in jovial spirits as they flashed huge smiles at the end of their big night out
Rod and Penny, who got married back in 2007, looked as close as ever as they celebrated with their son
Penny put on a very sophisticated display as she headed off after the night of celebrations
Alastair playfully posed for the camera as they headed home in their car at the end of the night
Penny also took to Instagram on Monday to share a gushing tribute to her eldest son Alastair on his 18th birthday
She shared an array of throwback snaps of herself and Rod with Alastair over the years and gushed over her 'wonderful' son in a caption
She wrote: 'My beautiful first born son that I had dreamt of for 34 years of my life, came to me as a gift that I have always treasured. Happy 18th birthday'
She wrote: 'My beautiful first born son that I had dreamt of for 34 years of my life, came to me as a gift that I have always treasured. Happy 18th birthday. So proud of the wonderful man you have become xxxx.'
Penny and the Sailing hitmaker also share another son Aiden, 12, while Rod also has another six children from previous relationships.
Rod welcomed his eldest child, a daughter Sarah Streeter, in 1963 when he was 17 years old with his then-partner Susannah Boffey.
He went on to welcome daughter Kimberly, 44, and son Sean, 43, with his ex-wife Alana Stewart, who he split from in 1984.
Rod also shares Ruby, 36, with former model Kelly Emberg, and has a daughter Renee, 31, and son Liam, 29, with New Zealand model Rachel Hunter.
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