03/11/2013 at 01:00 PM EDT
After being celebrated
on a number of days this year already, Adele
cherishes the one that means the most – Mother's Day
The singer-songwriter, 24, couldn't contain her excitement over the British version of the holiday Sunday.
"Happy mamas day to all of us!" she Tweeted
on the special day. "This is my first one! Never been happier :) xx."
Adele most recently showed her love for her 5-month-old baby boy
after buying a kitschy Oscar statuette
reading "Best Son," to match the one she earned herself for singing the theme song in the James Bond fllm, Skyfall
The singer has not yet publicly released the name
of her son with boyfriend Simon Konecki, although it is rumored to be