Stanley Johnson has congratulated his son Boris Johnson and his fiancee Carrie Symonds on the birth of the new baby son this morning.
I'm A Celebrity star Stanley, 79, said he was "absolutely delighted" and "thrilled" by the birth of his youngest grandson after Carrie gave birth earlier today in a London hospital.
Stanley won't be able to meet the newest addition to the Johnson clan for several weeks because of the strict guidance around shielding for the over-70s, to slow down the coronavirus spread.
There's even firm rules about how long the partners of new mums can stay on maternity wards as NHS staff battle to keep hospital patients safe from COVID-19.