Lone Star Baby Scandal by Lauren Canan

When former rodeo champion turned sexy billionaire Clay Everett sets his sights on his fiery secretary, he's sure he holds the reins in their affair. But he was wrong. When he learns Sophie Prescott is carrying his child, he has to relinquish control of his emotions...

Pregnant by the Billionaire by Karen Booth

Bachelor billionaire Sawyer Locke only makes commitments to his hotel empire - that is until he meets fiery PR exec Kendall Ross. Now he's got her in his bed, he can't get her out of his mind. But when she becomes pregnant, will he claim the heir he never expected?