Jenna Bush Hager pregnant: Delight for former President George W Bush and his wife Laura

She has become a hit on the Today Show with her warm on-air presence, but Jenna Bush Hager will be taking time off from the small screen to have her first child, MailOnline can reveal.

The daughter of former President George W Bush is expecting a baby with her husband Henry Hager - and debuted her bump on the NBC show on Tuesday moing.

The pretty blonde, 31, looked blooming as she showed off her fuller figure as she joined her twin sister Barbara at the UNICEF Snowflake ball in Manhattan last month.

Expecting: Jenna Bush showed off her fuller figure as she joined her twin sister Barbara at the UNICEF Snowflake ball in in New York last month

A source said that Jenna and Henry, 34, were 'thrilled' as were both their families. It will be the first grandchild for President Bush and his wife Laura.

The couple, who have been married for four years, live in Manhattan, but last month, Jenna described herself as a 'homesick Texan living in New York'.

Last year, the former first daughter admitted her parents were desperate for grandchildren, and told People: 'I don't have any children. I just have a cat, to my parents' dismay.

'My dad saw my husband's boss at a conference, and he said to stop paying my husband until we produce children.'

The former teacher tued NBC correspondent said the couple were busy exploring New York and looking after their cat, Beadette, adding: 'We just try to spend as much time together as possible when we're both home, even little things... I think the little moments are what's most important.'

Bump: Jenna Bush Hager displays her growing bump on the Today Show on Tuesday moing

Baggy top: Jenna Bush Hager sported a lose fitting top on the Today Show - but she could still not disguise her bump

 

Mother-to-be: Jenna Bush Hager is all smiles as she debuts her bump

Jenna and Henry, who works for investment firm KKR, met while campaigning for President Bush in 2004.

They were married in May 2008 - making Jenna the first daughter of a sitting President to marry in 16 years. Henry's father John is a prominent Virginia Republican.

The pair exchanged vows just before sundown in a lakeside ceremony threatened by a toado watch at President Bush's secluded 1,600-acre Prairie Chapel Ranch in Crawford, Texas.

The President and his wife Laura later hosted a reception for the couple at the White House.

Wedding day: Jenna Hager Bush and husband Henry Hager beam alongside former President George W Bush, Laura Bush and Barbara Bush after tying the knot in May 2008

Swing coat: Jenna Bush Hager appeared to cover up her figure with a loose-fitting coat as she joined Today Show stars Natalie Morales, Al Roker, Matt Lauer and Savannah Guthrie on Tuesday moing

Jenna showed off her bump on the Today Show on Tuesday moing during a segment she hosted where the presenters were given their own holiday window at Manhattan store Henri Bendel.

She donned a loose top for filming the pre-recorded segement, but could not disguise the bump - wearing a swing coat kept open as she joined hosts Natalie Morales, Al Roker, Matt Lauer and Savannah Guthrie for a live link later in the show.

Tender moment: Jenna Bush Hager and husband Henry Hager share a joke as they cut their wedding cake

Jenna is not the only Today Show star to plan on motherhood. Co-host Savannah Guthrie recently told Vogue that she dreamed of becoming a mum,

The striking 40-year-old, who is dating former Democratic political advisor Michael Feldman, admitted: 'I imagine people might look at me and think 'Oh, she has been single-mindedly working on her career all these years and those family issues have fallen by the wayside', but that is absolutely not the case.'

The statuesque brunette said: 'I would never put my job before my family.

'I have all the same hopes that most women have. I want to get married and have kids; it just hasn't happened.'

Jenna's spokeswoman has been contacted by MailOnline for a comment.