Shortly after the clip was shared on Twitter , where it has been viewed more than seven million times, “Sharon” began trending on the social media platform.

The question left 33-year-old Henderson stumped, and after a short hesitation she replied: “Sharon?”

In a new episode of the BBC quiz show, British actor Amanda Henderson was asked which Swedish climate change activist wrote No One Is Too Small to Make a Difference.

On Friday (3 January), Thunberg changed her Twitter name to Sharon in a joking reference to a clip from Celebrity Mastermind .

Last year, climate activist Thunberg – who was named Time’s person of the year – sparked the fury of Jeremy Clarkson, who called her, among other things, a “stupid idiot” who is “causing young children sleepless nights”.

The main street of the New South Wales town of Bombala is pictured shrouded in smoke from nearby bushfires

Property under threat from the East Gippsland fires in Sarsfield

Property damaged by the East Gippsland fires in Sarsfield, Victoria

Two bushfires approach a home located on the outskirts of the town of Bargo

A firefighter sprays foam retardant on a back burn ahead of a fire front in the New South Wales town of Jerrawangala

Amy, left, and Ben Spencer sit at the showgrounds in the southern New South Wales town of Bega where they are camping after being evacuated from nearby sites affected by bushfires

Fire and Rescue personal run to move their truck as a bushfire burns next to a major road and homes on the outskirts of the town of Bilpin

A helicopter fighting a bushfire near Bairnsdale in Victoria's East Gippsland region

A house and van are seen destroyed after bushfires ravaged the town of Bilpin, west of Sydney

Smoke and wildfire rage behind Lake Conjola

Fire clouds are formed over the mountains' range near Bredbo, New South Wale, Australia December December 31, 2019. Picture taken December 31, 2019. LIFES.A.BREEZE via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. MANDATORY CREDIT. NO RESALES. NO ARCHIVES. LIFES.A.BREEZE

Smoke billowing from a fire burning at East Gippsland

Smoke billowing from a fire burning at East Gippsland, Victoria. More than 800,000 hectares have been burnt in East Gippsland

Firefighters hose down trees as they battle against bushfires around the town of Nowra

"Carmelised" snow caused by dust from Australian bushfires is seen near Franz Josef glacier in the Westland Tai Poutini National Park, New Zealand

Think smoke from bushfires fills the air in eastern Gippsland

Department of Environment, Land, Water and Planning/AFP

A helicopter dumping water on a fire in Victoria's East Gippsland region

Business owners stand in front of their shop which was destroyed by a bushfire in Cobargo

Wildfires rage under plumes of smoke in Bairnsdale

Firefighters try to protect homes around Charmhaven, New South Wales

The remains of burnt out buildings along a main street in the New South Wales town of Cobargo

The sky glows red as bushfires continue to rage in Mallacoota, Victoria

Burning embers cover the ground as firefighters battle against bushfires around the town of Nowra

The afternoon sky glows red from bushfires in Nowra

A satellite image of the Batemans Bay showing smoke and fire from wild bushfires

Children play at the showgrounds in the southern New South Wales town of Bega where they are camping after being evacuated from nearby sites affected by bushfires

A firefighting helicopter dumps water on a bushfire on the outskirts of the town of Bargo near Sydney

Firefighters work to tackle a blaze on the outskirts of Sydney on 31 December 2019

An aerial view of a bushfire near Bairnsdale

A kangaroo near bushfires in Nowra

The sky is turned red over East Gippsland as fires continue to rage through Australian bushland on 4 January

Firefighters tackle a blaze as it tears through a farm in New South Wales on 21 December

A firefighter gives water to a parched koala in Cudlee Creek, South Australia

A firefighting helicopter tackles a bushfire in East Gippsland, Victoria on 31 December

Boats are pulled ashore as smoke and wildfires rage behind Lake Conjola on 2 January

Residents look on as flames tear through bushland in Lake Tabouriee, Australia on 4 January on 4 January

Smoke billows from a huge bushfire that has torched over 200,000 acres of land in East Gipplsand, Victoria on 2 January

A firefighter hosing down trees and flying embers in an effort to secure nearby houses from bushfires near the town of Nowra in the state of New South Wales on 31 December 2019

Devastating wildfires rage across Australia: In pictures

Meat Loaf’s comments come after global leaders and activists warned the bushfires currently ravaging Australia are an environmental emergency that must be tackled urgently.

He continued: “She hasn’t done anything wrong, but she’s been forced into thinking that what she is saying is true.”

“I feel for that Greta,” he told Mail Online . “She has been brainwashed into thinking that there is climate change and there isn’t.”

The singer, 72, said he “feels” for the 17-year-old, whom he thinks has “been forced” into her beliefs.

Rock musician Meat Loaf thinks Greta Thunberg has been brainwashed into thinking climate change is real.

The singer thinks the activist has 'been forced' into her beliefs

Meat Loaf says Greta Thunberg has been ‘brainwashed’

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