Complex sentence: At the time of its release, "Bidi Bidi Bom Bom" was favored among Selena's younger fan base, while posthumous reviews have cited the song as being "catchy".
Split into simpler sentences: At the time of its release, "Bidi Bidi Bom Bom" was a favorite of Selena's younger fan base. Posthumous reviews have cited the song as being "catchy".