happy: Today is a happy day.
10th:On this 10th anniversary, I think it is a big day.
anniversary:There are a lot of activities on this anniversary.
may:May everyone happy.
our:We have already had our dinner.
love:Love is everything.
and:You and me are friend.
companionship:I depended on her companionship.
last:Last year is 2015.
forever:Wish everyone happy forever.