Well now that we have the update, we have Ham em' High,
And Egg 17 has been fixed so you can get the star.
#18 – Ham ‘Em High level 12-12: Destroy the trophy in the middle of the level that sits between the two piles of jewels. This one is not easy to get!
#19 – Ham ‘Em High level 13-10: First zoom out then shoot yellow bird to hit hanging egg in top right under the overhang.
#20 Ham ‘Em High level 13-12: Super bowl secret code Golden Egg level waste Yellow Bird .. then shoot white egg backwards and drop egg just on the downward part of the slope behind the slingshot platform.