Selectively dequeue Tribe stylesheet

/**
 * Run our function early on in the wp_head action
 */
add_action( 'wp_head', 'remove_tribe_theme_styles_for_single_events', 5 );

/**
 * Check if it is a single event and remove the relevant stylesheet.
 */
function remove_tribe_theme_styles_for_single_events() {
    global $wp_query;
    if ( isset($wp_query->tribe_is_event) && $wp_query->tribe_is_event && $wp_query->is_singular )
        wp_dequeue_style( TribeEvents::POSTTYPE . '-calendar-style' );
}