Happy in German is fröhlich, or glücklich
That would be "Freut mich für dich"
No, German Spitz are slightly smaller and look more like Pomeranians. Plus, Schipperke are only solid black in colour.
Happy birthday, I love you: in German there are two options for saying "I love you". 1. The phrase "Ich liebe dich" is mostly (but not always) used towards someone you are in love with...
"Guten Appetit"