Similar chorus between Carter and Lachey songs?

[Lidstrom]

Hey guys take a listen at this and tell me if you hear what i hear. Is it me or do i hear similarities between the two chorus's?

http://www.youtube.com/watch?v=zyAws4U_Ddo

[turnaround]

Hi,
it isn't a screaming similarity but maybe with more listens it will get more obvious.

Who wrote these songs? Have these already been released?

[Izalightblue]

I think there's some similarity.