Watch Alvin and the Chipmunks: A Chipmunk Valentine (1984) HD Full Movie Free on solarmovie.do. Watch Alvin and the Chipmunks: A Chipmunk Valentine (1984) online free. Brittany falls for Alvin's alter-ego character, the classic spoof of Don Diego de la Vega or of the ...Brittany falls for Alvin's alter-ego character, the classic spoof of Don Diego de la Vega or of the post-modernist Tyler Durden. Alvin must make a choice between his real self and his alter-ego self to keep Brittany loving him again.